Cita APA (7th ed.)

ODUM, E. P. (1971). Fundamentals of ecology.-- ed.3. W.B. Sounders.

Cita Chicago (17th ed.)

ODUM, Eugene P. Fundamentals of Ecology.-- Ed.3. Philadelphia: W.B. Sounders, 1971.

Cita MLA (9th ed.)

ODUM, Eugene P. Fundamentals of Ecology.-- Ed.3. W.B. Sounders, 1971.