The cartoon guide to genetics

MLA

Gonick, Larry. and Mark. Wheelis. The cartoon guide to genetics. Updated edition ; first HarperPerennial edition. New York, N.Y. : HarperPerennial, 1991.

APA

Gonick, L. & Wheelis, M. (1991). The cartoon guide to genetics. Updated edition ; first HarperPerennial edition. New York, N.Y. : HarperPerennial.

Chicago

Gonick, Larry. and Mark. Wheelis. The cartoon guide to genetics. Updated edition ; first HarperPerennial edition. New York, N.Y. : HarperPerennial, 1991.