Cita APA (7th ed.)

Vandeveer,Donald Pierce, C. (2003). The environmental ethics & policy book (Third.). Holly Allen.

Cita Chicago (17th ed.)

Vandeveer,Donald Pierce, Christine. The Environmental Ethics & Policy Book. Third. Canada: Holly Allen, 2003.

Cita MLA (8th ed.)

Vandeveer,Donald Pierce, Christine. The Environmental Ethics & Policy Book. Third. Holly Allen, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.