APA (7th ed.) Zitazioa

Wiegert, R. G. (1976). Ecological energetics. Dowden, Hutchinson & Ross.

Chicago Style (17th ed.) Zitazioa

Wiegert, Richard G. Ecological Energetics. Stroudsburg: Dowden, Hutchinson & Ross, 1976.

MLA (9th ed.) Zitazioa

Wiegert, Richard G. Ecological Energetics. Dowden, Hutchinson & Ross, 1976.