Cita APA (7th ed.)

Kormondy, E. J. (1966). General biology: Organisms, populations and ecosystems. WM. C. Brown.

Cita Chicago (17th ed.)

Kormondy, Edward John. General Biology: Organisms, Populations and Ecosystems. Dubuque: WM. C. Brown, 1966.

Cita MLA (9th ed.)

Kormondy, Edward John. General Biology: Organisms, Populations and Ecosystems. WM. C. Brown, 1966.