APA (7th ed.) Zitazioa

Montgomery, C. W. (1992). Environmental geology. McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Montgomery, Carla W. Environmental Geology. Boston: McGraw-Hill, 1992.

MLA (9th ed.) Zitazioa

Montgomery, Carla W. Environmental Geology. McGraw-Hill, 1992.