APA aipamena

Montgomery, C. W. (2003). Environmental geology (6th ed.). New York: McGraw-Hill.

Chicago Style aipamena

Montgomery, Carla W. Environmental Geology. 6th ed. New York: McGraw-Hill, 2003.

MLA aipamena

Montgomery, Carla W. Environmental Geology. 6th ed. New York: McGraw-Hill, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.