APA (7th ed.) Zitazioa

Manjunath, D. (2007). Environmental studies. Pearson Education.

Chicago Style (17th ed.) Zitazioa

Manjunath, D.L. Environmental Studies. New Delhi: Pearson Education, 2007.

MLA (9th ed.) Zitazioa

Manjunath, D.L. Environmental Studies. Pearson Education, 2007.