Cita APA (7th ed.)

Montgomery, C. W. (1992). Environmental geology (3rd ed.). Wm. C. Brown.

Cita Chicago (17th ed.)

Montgomery, Carla W. Environmental Geology. 3rd ed. Dubuque, Iowa: Wm. C. Brown, 1992.

Cita MLA (8th ed.)

Montgomery, Carla W. Environmental Geology. 3rd ed. Wm. C. Brown, 1992.