APA (7th ed.) Citation

Cunningham, W. P. (2003). Environmental science: A global concern (7th ed. International ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Cunningham, William P. Environmental Science: A Global Concern. 7th ed. International ed. Boston u.a: McGraw-Hill, 2003.

MLA (9th ed.) Citation

Cunningham, William P. Environmental Science: A Global Concern. 7th ed. International ed. McGraw-Hill, 2003.