Here are some helpful sources that should cover your needs, whether you’re writing a report, or a dissertation, or a book. If you’ve tried any of these, which one? Tell us if it worked for you!
The Library of Congress Online Catalog, WorldCat, Google Books, JSTOR, and Google Scholar are immensely helpful for tracking down missing bibliographic information or even for creating a few entries the author forgot to include.
From ACES: The Society for Editing. Read it here.