Index: millennium.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/millennium/millennium.module,v
retrieving revision 1.15
diff -u -p -r1.15 millennium.module
--- millennium.module	25 Feb 2009 23:29:47 -0000	1.15
+++ millennium.module	20 May 2009 13:12:09 -0000
@@ -1563,6 +1563,9 @@ function millennium_marc_to_nodeobject($
     */
   );
 
+  // Let other modules add custom bibliographic data
+  drupal_alter('millennium_biblio_data', &$biblio, $marc);
+
   // Store custom data in node
   $node["millennium_biblio_data"] = $biblio;