APA (7th ed.) Citation

Zumberge, J. H., & Nelson, C. A. (1976). Elements of physical geology. Wiley.

Chicago Style (17th ed.) Citation

Zumberge, James H., and Clemens A. Nelson. Elements of Physical Geology. New York u.a: Wiley, 1976.

MLA (9th ed.) Citation

Zumberge, James H., and Clemens A. Nelson. Elements of Physical Geology. Wiley, 1976.