diff --git a/csl/ou-harvard-numeric.csl b/csl/ou-harvard-numeric.csl
new file mode 100644
index 000000000..2d462310b
--- /dev/null
+++ b/csl/ou-harvard-numeric.csl
@@ -0,0 +1,185 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<style xmlns="http://purl.org/net/xbiblio/csl" xml:lang="en" class="in-text" >
+  <info>
+    <title>Open University Harvard Reference Numeric style</title>
+    <id>http://www.zotero.org/styles/ou-harvard</id>
+    <link href="http://www.zotero.org/styles/ou-harvard"/>
+    <author>
+      <name>Julian Onions</name>
+      <email>julian.onions@gmail.com</email>
+    </author>
+    <category term="numeric"/>
+    <category term="generic-base"/>
+    <updated></updated>
+    <summary>The Open University Harvard numeric style</summary>
+    <link href="http://library.open.ac.uk/research/citastyle/index.cfm" rel="documentation"/>
+  </info>
+  <macro name="editor">
+    <names variable="editor" delimiter=", ">
+      <name and="text" initialize-with=". " delimiter=", " sort-separator=", " name-as-sort-order="all"/>
+      <label form="short" prefix=" ("  text-case="lowercase" suffix=".)"/>
+    </names>
+  </macro>
+  <macro name="anon">
+    <text term="anonymous" form="short" text-case="capitalize-first"/>
+  </macro>
+  <macro name="author">
+    <names variable="author">
+      <name name-as-sort-order="all" and="text" sort-separator=", " 
+	    delimiter=", " delimiter-precedes-last="never" form="long"/>
+      <label form="short" prefix=" (" suffix=".)" text-case="lowercase"/>
+      <substitute>
+	<names variable="editor"/>
+	<text macro="anon"/>
+      </substitute>
+    </names>
+  </macro>
+  <macro name="author-short">
+    <names variable="author">
+      <name form="short" and="symbol" delimiter=", " delimiter-precedes-last="never" initialize-with=". "/>
+      <substitute>
+	<names variable="editor"/>
+	<names variable="translator"/>
+	<text macro="anon"/>
+      </substitute>
+    </names>
+  </macro>
+  <macro name="access">
+    <choose>
+      <if variable="URL">
+	<text term="online" prefix="[" suffix="]"/>
+	<text value=" Available from: " />
+	<text variable="URL"/>
+	<group prefix=" (" delimiter=" " suffix=")">
+	  <text term="accessed" text-case="capitalize-first"/>
+	  <date variable="accessed" >
+	    <date-part name="day" suffix=" "/>
+	    <date-part name="month" suffix=" "/>
+	    <date-part name="year"/>
+	  </date>
+	</group>
+      </if>
+    </choose>
+  </macro>
+  <macro name="title">
+    <choose>
+      <if type="book">
+	<text variable="title" font-style="italic"/>
+      </if>
+      <else>
+	<text variable="title" quotes="true"/>
+      </else>
+    </choose>
+  </macro>
+  <macro name="publisher">
+    <group delimiter=", ">
+      <text variable="publisher-place"/>
+      <text variable="publisher"/>
+    </group>
+  </macro>
+  <macro name="year-date">
+    <choose>
+      <if variable="issued">
+	<date variable="issued">
+	  <date-part name="year"/>
+	</date>
+      </if>
+      <else>
+	<text term="no date"/>
+      </else>
+    </choose>
+  </macro>
+  <macro name="published-date">
+    <choose>
+      <if type="article-newspaper">
+	<date variable="issued">
+	  <date-part name="day" form="ordinal" suffix=" "/>
+	  <date-part name="month" form="long"/>
+	</date>
+      </if>
+    </choose>
+  </macro>
+  <macro name="pages">
+    <label variable="page" form="short" suffix=". "/>
+    <text variable="page"/>
+  </macro>
+  <macro name="edition">
+    <choose>
+      <if is-numeric="edition">
+	<group delimiter=" ">
+	  <number variable="edition" form="ordinal"/>
+	  <text term="edition" form="short" suffix="."/>
+	</group>
+      </if>
+      <else>
+	<text variable="edition" suffix="."/>
+      </else>
+    </choose>
+  </macro>
+  <citation>
+    <option name="collapse" value="year"/>
+    <sort>
+      <key variable="citation-number"/>
+    </sort>
+    <layout prefix="[" suffix="]" delimiter=",">
+      <text variable="citation-number"/>
+    </layout>
+  </citation>
+  <bibliography>
+    <option name="hanging-indent" value="false"/>
+    <option name="second-field-align" value="true"/>
+    <option name="et-al-min" value="6"/>
+    <option name="et-al-use-first" value="4"/>
+    <layout>
+      <text variable="citation-number" suffix=" "/>
+      <group delimiter=" " suffix=" ">
+	<text macro="author" />
+	<text macro="year-date" prefix="(" suffix=")"/>
+      </group>
+      <choose>
+	<if type="book">
+	  <group suffix="," delimiter=" ">
+	    <text macro="title"/>
+	    <text macro="edition"/>
+	    <text macro="editor" />
+	  </group>
+	  <group delimiter=", " prefix=" ">
+	    <text variable="genre"/>
+	    <text prefix=" " suffix="." macro="publisher"/>
+	  </group>
+	</if>
+	<else-if type="chapter">
+	  <text macro="title" prefix=" "/>
+	  <group class="container" prefix=", ">
+	    <text term="in" text-case="lowercase"/>
+	    <text macro="editor" prefix=" " suffix=", "/>
+	    <text variable="container-title" font-style="italic" prefix=" " suffix=","/>
+	    <text variable="collection-title" prefix=" " suffix=","/>
+	    <group suffix="." delimiter=", ">
+	      <text macro="publisher" prefix=" "/>
+	      <text macro="pages"/>
+	    </group>
+	  </group>
+	</else-if>
+	<else>
+	  <group suffix=".">
+	    <text macro="title" prefix=" " />
+	    <text macro="editor" prefix=" "/>
+	  </group>
+	  <group class="container" prefix=" " suffix=".">
+	    <text variable="container-title" font-style="italic"/>
+	    <group prefix=", "  delimiter=", ">
+	      <group>
+		<text variable="volume" />
+		<text variable="issue" prefix="(" suffix=")"/>
+		<text macro="published-date"/>
+	      </group>
+	      <text macro="pages"/>
+	    </group>
+	  </group>
+	</else>
+      </choose>
+      <text prefix=" " macro="access" />
+    </layout>
+  </bibliography>
+</style>