APA (7th ed.) Citation

Rahn, P. H. (1986). Engineering geology: An environmental approach. Elsevier.

Chicago Style (17th ed.) Citation

Rahn, Perry H. Engineering Geology: An Environmental Approach. New York u. a: Elsevier, 1986.

MLA (9th ed.) Citation

Rahn, Perry H. Engineering Geology: An Environmental Approach. Elsevier, 1986.