APA Citatie

Sandra S. Gottfried. (1993). Biology today (With 777 illustrations). St. Louis, Missouri: Mosby.

Chicago Style citaat

Sandra S. Gottfried. Biology Today (With 777 Illustrations). St. Louis, Missouri: Mosby, 1993.

MLA citatie

Sandra S. Gottfried. Biology Today (With 777 Illustrations). St. Louis, Missouri: Mosby, 1993.

Let op: Deze citaties zijn niet altijd 100% accuraat.