Cita APA (7th ed.)

Odum, H. T. (1983). Systems ecology: An introduction. John Wiley.

Cita Chicago (17th ed.)

Odum, Howard T. Systems Ecology: An Introduction. New York, New York: John Wiley, 1983.

Cita MLA (9th ed.)

Odum, Howard T. Systems Ecology: An Introduction. John Wiley, 1983.