Dyfyniad APA

S.P.Misra & S.N.Pandey. (2009). Essential environmental studies. Ane Books.

Dyfyniad Arddull Chicago

S.P.Misra and S.N.Pandey. Essential Environmental Studies. New Delhi: Ane Books, 2009.

Dyfyniad MLA

S.P.Misra and S.N.Pandey. Essential Environmental Studies. Ane Books, 2009.

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