Download Cite While You Write to quickly insert references and automatically create bibliographies while you write your papers. It is now available for both Word and Google Docs. However you need Endnote desktop access to use with Google Docs.
For the Word version
To use with Google Docs. You need Endnote desktop access for this:
You can also edit citations, for example to include page numbers when quoting. Do NOT edit by typing directly in the inline citation or bibliography. EndNote codes associated with the citation may be changed and your document could become corrupted.