APA-Zitierstil (7. Ausg.)

Enger, E. D., & Smith, B. F. (2000). Environmental Science: A Study of Interrelationships (7th ed.). McGraw-Hill.

Chicago-Zitierstil (17. Ausg.)

Enger, Eldon D., und Bradley F. Smith. Environmental Science: A Study of Interrelationships. 7th ed. Boston: McGraw-Hill, 2000.

MLA-Zitierstil (9. Ausg.)

Enger, Eldon D., und Bradley F. Smith. Environmental Science: A Study of Interrelationships. 7th ed. McGraw-Hill, 2000.