APA (7th ed.) Zitazioa

Gilpin, A. (1996). Dictionary of environment and sustainable development. Wiley.

Chicago Style (17th ed.) Zitazioa

Gilpin, Alan. Dictionary of Environment and Sustainable Development. Chichester, New York: Wiley, 1996.

MLA (9th ed.) Zitazioa

Gilpin, Alan. Dictionary of Environment and Sustainable Development. Wiley, 1996.