Cita APA (7a ed.)

Vromans, K. (2012). Environmental ethics: An introduction and learning guide. Greenleaf Publishing.

Cita Chicago Style (17a ed.)

Vromans, Kees. Environmental Ethics: An Introduction and Learning Guide. Sheffield, England: Greenleaf Publishing, 2012.

Cita MLA (9a ed.)

Vromans, Kees. Environmental Ethics: An Introduction and Learning Guide. Greenleaf Publishing, 2012.