APA aipamena

Kormondy, E. J. (1996). Concepts of ecology (4th ed.). PHI Learning.

Chicago Style aipamena

Kormondy, Edward J. Concepts of Ecology. 4th ed. PHI Learning, 1996.

MLA aipamena

Kormondy, Edward J. Concepts of Ecology. 4th ed. PHI Learning, 1996.