APA (7th ed.) Citation

Plummer, C. C., Carlson, D. H., & Hammersley, L. (2007). Physical Geology. McGraw Hill.

Chicago Style (17th ed.) Citation

Plummer, Charles C., Diane H. Carlson, and Lisa Hammersley. Physical Geology. McGraw Hill, 2007.

MLA (8th ed.) Citation

Plummer, Charles C., et al. Physical Geology. McGraw Hill, 2007.

Warning: These citations may not always be 100% accurate.