APA সাইটেশন

Arumugam,, E. (2008). Principles of environmental ethics. Sarup.

শিকাগো স্টাইলে সাইটেশন

Arumugam,, E. Principles of Environmental Ethics. New Delhi: Sarup, 2008.

এমএলএ সাইটেশন

Arumugam,, E. Principles of Environmental Ethics. Sarup, 2008.