APA (7th ed.) Citation

Hamblin, W. K., & Howard, J. D. (2005). Excercises in Physical Geology (twelfth edition.). Pearson Pentrice Hall Inc..

Chicago Style (17th ed.) Citation

Hamblin, William Kenneth, and James D. Howard. Excercises in Physical Geology. twelfth edition. Upper Saddle River, NJ., USA: Pearson Pentrice Hall Inc., 2005.

MLA (9th ed.) Citation

Hamblin, William Kenneth, and James D. Howard. Excercises in Physical Geology. twelfth edition. Pearson Pentrice Hall Inc., 2005.