Misra, S., & Pandey, S. (2009). Essential environmental studies. Ane books.
Chicago Style aipamenaMisra, S.P, and S.N Pandey. Essential Environmental Studies. New Delhi: Ane books, 2009.
MLA aipamenaMisra, S.P, and S.N Pandey. Essential Environmental Studies. Ane books, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.