Παραπομπή APA

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

Παραπομπή Chicago Style

Heiss, Elwood D., και Richard H. Lape. Biology: Basic Science. Toronto: D Van Nostrand, 1958.

Παραπομπή MLA

Heiss, Elwood D., και Richard H. Lape. Biology: Basic Science. D Van Nostrand, 1958.