APA (7th ed.) Citation

Sweeney, R. E. (1977). Environmental concerns: The world. Harcourt Brace Jovanovich.

Chicago Style (17th ed.) Citation

Sweeney, Robert E. Environmental Concerns: The World. New York: Harcourt Brace Jovanovich, 1977.

MLA (9th ed.) Citation

Sweeney, Robert E. Environmental Concerns: The World. Harcourt Brace Jovanovich, 1977.