APA (7th ed.) Citation

Thompson, G. R., & Turk, J. (1997). Modern physical geology (2. ed.). Saunders College Publ.

Chicago Style (17th ed.) Citation

Thompson, Graham R., and Jon Turk. Modern Physical Geology. 2. ed. Fort Worth [u.a.]: Saunders College Publ, 1997.

MLA (9th ed.) Citation

Thompson, Graham R., and Jon Turk. Modern Physical Geology. 2. ed. Saunders College Publ, 1997.