APA (7th ed.) Citation

Levy, W., & Hallowell, C. (1994). Green perspectives: Thinking and writing about nature and the environment. HarperCollins College Publishers.

Chicago Style (17th ed.) Citation

Levy, Walter, and Christopher Hallowell. Green Perspectives: Thinking and Writing About Nature and the Environment. New York: HarperCollins College Publishers, 1994.

MLA (9th ed.) Citation

Levy, Walter, and Christopher Hallowell. Green Perspectives: Thinking and Writing About Nature and the Environment. HarperCollins College Publishers, 1994.