Environmental philosophy

MLA

Zimmerman, Michael E. Environmental Philosophy : From Animal Rights to Radical Ecology. 4th ed. Upper Saddle River, NJ: Pearson/Prentice Hall, 2005.

APA

Zimmerman, M. E. (2005). Environmental philosophy : from animal rights to radical ecology. 4th ed. Upper Saddle River, NJ: Pearson/Prentice Hall.

Chicago

Zimmerman, Michael E., Environmental Philosophy: From Animal Rights to Radical Ecology. 4th ed. Upper Saddle River, NJ: Pearson/Prentice Hall, 2005.