Cita APA

Ricklefs, R. E. 1. (1993). The economy of nature: A textbook in basic ecology (Third edition.). New York: W.H. Freeman.

Citación estilo Chicago

Ricklefs, Robert Eric 1943-. The Economy of Nature: A Textbook in Basic Ecology. Third edition. New York: W.H. Freeman, 1993.

Cita MLA

Ricklefs, Robert Eric 1943-. The Economy of Nature: A Textbook in Basic Ecology. Third edition. New York: W.H. Freeman, 1993.