APA (7th ed.) Citation

Christopherson, R. W. (1998). Applied physical geography. Prentice Hall.

Chicago Style (17th ed.) Citation

Christopherson, Robert W. Applied Physical Geography. Upper Saddle River, New Jersey: Prentice Hall, 1998.

MLA (9th ed.) Citation

Christopherson, Robert W. Applied Physical Geography. Prentice Hall, 1998.