|網站類型||Catalog and community|
- ^ WorldCat facts and statistics. Online Computer Library Center. 2011 [November 6, 2011].
- ^ Margalit Fox. Frederick G. Kilgour, Innovative Librarian, Dies at 92. The New York Times. August 2, 2006 [2009-12-22]. "Frederick G. Kilgour, a distinguished librarian who nearly 40 years ago transformed a consortium of Ohio libraries into what is now the largest library cooperative in the world, making the catalogs of thousands of libraries around the globe instantly accessible to far-flung patrons, died on Monday in Chapel Hill, N.C. He was 92."
- Wendy M. Grossman. Why you can't find a library book in your search engine: Finding a book at your local library should just involve a simple web search; but thanks to a US cataloguing site, that is far from the case. The Guardian. 21 January 2009.