Sherman, C., & Price, G. (2001). The Invisible Web: Uncovering information sources search engines can't see. CyberAge Books.
Chicago Style (17th ed.) CitationSherman, Chris, and Gary Price. The Invisible Web: Uncovering Information Sources Search Engines Can't See. Medford, N.J.: CyberAge Books, 2001.
MLA (9th ed.) CitationSherman, Chris, and Gary Price. The Invisible Web: Uncovering Information Sources Search Engines Can't See. CyberAge Books, 2001.
Warning: These citations may not always be 100% accurate.