Haycock, K., Edwards, B., & Dober, M. (2003). Neal-Schuman authoritative guide to kids' search engines, subject directories, and portals. New York: Neal-Schuman Publishers.
Dyfyniad Arddull ChicagoHaycock, Ken., Barbara Edwards, and Michelle Dober. Neal-Schuman Authoritative Guide to Kids' Search Engines, Subject Directories, and Portals. New York: Neal-Schuman Publishers, 2003.
Dyfyniad MLAHaycock, Ken., Barbara Edwards, and Michelle Dober. Neal-Schuman Authoritative Guide to Kids' Search Engines, Subject Directories, and Portals. New York: Neal-Schuman Publishers, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.