Tohutoro APA (7th ed.)
Manoharachary, C., & Reddy, P. (2004). Principles of environmental studies. B.S.Pub.
Tohutoru Kātū Chicago (17th ed.)
Manoharachary, C., me P.Jayarama Reddy. Principles of Environmental Studies. Hyderabad: B.S.Pub, 2004.
Tohutoro MLA (9th ed.)
Manoharachary, C., me P.Jayarama Reddy. Principles of Environmental Studies. B.S.Pub, 2004.
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