APA (7th ed.) Citation

Christopherson, R. W., & Thomsen, C. E. (2009). Applied physical geography: Geosystems in the laboratory (7th edition.). Pearson/Prentice Hall.

Chicago Style (17th ed.) Citation

Christopherson, Robert W., and Charles E. Thomsen. Applied Physical Geography: Geosystems in the Laboratory. 7th edition. Upper Saddle River, N.J: Pearson/Prentice Hall, 2009.

MLA (9th ed.) Citation

Christopherson, Robert W., and Charles E. Thomsen. Applied Physical Geography: Geosystems in the Laboratory. 7th edition. Pearson/Prentice Hall, 2009.