Παραπομπή APA

Misra, S., & Pandey, S. (2009). Essential environmental studies. Ane books.

Παραπομπή Chicago Style

Misra, S.P, και S.N Pandey. Essential Environmental Studies. New Delhi: Ane books, 2009.

Παραπομπή MLA

Misra, S.P, και S.N Pandey. Essential Environmental Studies. Ane books, 2009.