diff --git a/environmental-microbiology.csl b/environmental-microbiology.csl
index 84b62debd75..8403fcfb95b 100644
--- a/environmental-microbiology.csl
+++ b/environmental-microbiology.csl
@@ -29,7 +29,7 @@
   </info>
   <macro name="editor">
     <names variable="editor" delimiter=",">
-      <name name-as-sort-order="all" sort-separator="," and="text" initialize-with="." delimiter=", "/>
+      <name name-as-sort-order="all" sort-separator=", " and="text" initialize-with="." delimiter=", "/>
       <label form="short" prefix=" (" suffix=")" strip-periods="true"/>
     </names>
   </macro>
@@ -116,11 +116,11 @@
         </if>
         <else-if type="chapter paper-conference" match="any">
           <text macro="title" prefix=" " suffix="."/>
-          <group prefix=" " delimiter=", " suffix=".">
+          <group prefix=" " delimiter=" " suffix=".">
             <text term="in" text-case="capitalize-first"/>
+            <text variable="container-title" font-style="italic" suffix="."/>
+            <text variable="collection-title" suffix="."/>
             <text macro="editor"/>
-            <text variable="container-title" font-style="italic"/>
-            <text variable="collection-title" prefix=" " suffix="."/>
           </group>
           <group suffix=".">
             <text macro="publisher" prefix=" "/>