APA Citatie

Raven, P. H., Curtis, H., & Evert, R. F. (1981). Biology of plants (3rd ed.). New York, N.Y.: Worth Publishers.

Chicago Style citaat

Raven, Peter H., Helena Curtis, en Ray Franklin Evert. Biology of Plants. 3rd ed. New York, N.Y.: Worth Publishers, 1981.

MLA citatie

Raven, Peter H., Helena Curtis, en Ray Franklin Evert. Biology of Plants. 3rd ed. New York, N.Y.: Worth Publishers, 1981.