APA (7th ed.) Citation

VanDeVeer, D., & Pierce, C. (1986). People, penguins, and plastic trees: Basic issues in environmental ethics. Wadsworth Pub. Co..

Chicago Style (17th ed.) Citation

VanDeVeer, Donald, and Christine Pierce. People, Penguins, and Plastic Trees: Basic Issues in Environmental Ethics. Belmont, Calif.: Wadsworth Pub. Co., 1986.

MLA (9th ed.) Citation

VanDeVeer, Donald, and Christine Pierce. People, Penguins, and Plastic Trees: Basic Issues in Environmental Ethics. Wadsworth Pub. Co., 1986.