Dyfyniad APA

Misra ,S.P, & Pandey ,S.N. (2011). Essential Environmental Studies (3.). Ane Books.

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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