APA ציטוט

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

Trích dẫn kiểu Chicago

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

ציטוט MLA

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