APA (7e ed.) Bronvermelding

Heiss, E. D., & Lape, R. H. (1958). Biology, a basic science. Van Nostrand.

Chicago (17e ed.) Bronvermelding

Heiss, Elwood D., en Richard H. Lape. Biology, a Basic Science. New York: Van Nostrand, 1958.

MLA (8e ed.) Bronvermelding

Heiss, Elwood D., en Richard H. Lape. Biology, a Basic Science. Van Nostrand, 1958.