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MLA

Richard L. Crawford, and Animal Welfare Information Center (U.S.). "Selected Internet Resources for Science Fairs, Animals In Education and Research, Kids Pages and Animal Careers." , electronic. Print

APA

Richard L. Crawford, R. L. Crawford, & Animal Welfare Information Center (U.S.), A. Welfare Information Center (U.S.). (0000). Selected internet resources for science fairs, animals in education and research, kids pages and animal careers.

Chicago

Richard L. Crawford, and Animal Welfare Information Center (U.S.). "Selected internet resources for science fairs, animals in education and research, kids pages and animal careers" (1999): electronic.