Dyfyniad APA

Misra, S. P., & Pandey, S. N. (2016). Essential environmental studies (4th ed.). Ane Books.

Dyfyniad Arddull Chicago

Misra, S P., and S N. Pandey. Essential Environmental Studies. 4th ed. N.Delhi: Ane Books, 2016.

Dyfyniad MLA

Misra, S P., and S N. Pandey. Essential Environmental Studies. 4th ed. Ane Books, 2016.

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