APA (7th ed.) Citation

Enger, E. D., & Smith, B. F. (2019). Environmental science: A study of interrelationships (Fifteenth edition, International student edition.). McGraw-Hill Education.

Chicago Style (17th ed.) Citation

Enger, Eldon D., and Bradley F. Smith. Environmental Science: A Study of Interrelationships. Fifteenth edition, International student edition. New York, NY: McGraw-Hill Education, 2019.

MLA (9th ed.) Citation

Enger, Eldon D., and Bradley F. Smith. Environmental Science: A Study of Interrelationships. Fifteenth edition, International student edition. McGraw-Hill Education, 2019.