APA
Plummer C. C., McGeary D. & Carlson D. H. (2005). Physical Geology. Boston: McGraw-Hill Companies, Inc.
Chicago
Plummer Charles C, McGeary David and Carlson Diane H. 2005. Physical Geology. Boston: McGraw-Hill Companies, Inc.
Harvard
Plummer C. C., McGeary D. and Carlson D. H. (2005). Physical Geology. Boston: McGraw-Hill Companies, Inc.
MLA
Plummer Charles C, McGeary David and Carlson Diane H. Physical Geology. Boston: McGraw-Hill Companies, Inc. 2005.
