APA (7th ed.) Citation

Pierce, C., & VanDeVeer, D. (1995). People, penguins, and plastic trees: Basic issues in environmental ethics (2nd ed.). Wadsworth Pub. Company.

Chicago Style (17th ed.) Citation

Pierce, Christine, and Donald VanDeVeer. People, Penguins, and Plastic Trees: Basic Issues in Environmental Ethics. 2nd ed. Belmont, Calif.: Wadsworth Pub. Company, 1995.

MLA (9th ed.) Citation

Pierce, Christine, and Donald VanDeVeer. People, Penguins, and Plastic Trees: Basic Issues in Environmental Ethics. 2nd ed. Wadsworth Pub. Company, 1995.