APA (7th ed.) Citation

Turk, J., Turk, A., & Arms, K. (1984). Environmental science (3rd ed.). Saunders College Pub..

Chicago Style (17th ed.) Citation

Turk, Jonathan, Amos Turk, and Karen Arms. Environmental Science. 3rd ed. Philadelphia: Saunders College Pub., 1984.

MLA (9th ed.) Citation

Turk, Jonathan, et al. Environmental Science. 3rd ed. Saunders College Pub., 1984.