Haycock, K., Edwards, B., & Dober, M. (2003). Neal-Schuman authoritative guide to kids' search engines, subject directories, and portals. New York: Neal-Schuman Publishers.
Chicago-tyylinen lähdeviittausHaycock, Ken., Barbara Edwards, and Michelle Dober. Neal-Schuman Authoritative Guide to Kids' Search Engines, Subject Directories, and Portals. New York: Neal-Schuman Publishers, 2003.
MLA-viiteHaycock, Ken., Barbara Edwards, and Michelle Dober. Neal-Schuman Authoritative Guide to Kids' Search Engines, Subject Directories, and Portals. New York: Neal-Schuman Publishers, 2003.
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