California Libraries Catalog
The California Libraries Catalog is a unique database that shows the holdings of books, videos, audio, maps, and other materials held by libraries in California.

Library Catalog
Locate books, ebooks, and audio-visual materials at the College of San Mateo and other 33 Peninsula Library System (PLS) libraries.

WorldCat
The world’s largest library network. Search the contents of more than 10,000 libraries worldwide.