APA (7th ed.) Zitazioa

Kolstad, C. D. (2000). Environmental economics. O.U.Pr..

Chicago Style (17th ed.) Zitazioa

Kolstad, Charles D. Environmental Economics. New York: O.U.Pr., 2000.

MLA (9th ed.) Zitazioa

Kolstad, Charles D. Environmental Economics. O.U.Pr., 2000.