Cita APA (7th ed.)

Wetzel, R. G. (2001). Limnology: Lake and river ecosystems (3rd ed.). Academic Press.

Cita Chicago (17th ed.)

Wetzel, Robert G. Limnology: Lake and River Ecosystems. 3rd ed. San Diego: Academic Press, 2001.

Cita MLA (9th ed.)

Wetzel, Robert G. Limnology: Lake and River Ecosystems. 3rd ed. Academic Press, 2001.