APA استشهاد

Misra, S., & Pandey, S. (2011). Essential environmental studies (3.). Ane Books India.

استشهاد بنمط شيكاغو

Misra, S.P, و S.N Pandey. Essential Environmental Studies. 3. New Delhi: Ane Books India, 2011.

MLA استشهاد

Misra, S.P, و S.N Pandey. Essential Environmental Studies. 3. Ane Books India, 2011.