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Environmental wildlife and plan conservation

By Trivedi, P.R.. New Delhi : Akashdeep Publishing House , 1992 . v, 350p. :

By Trivedi, P R.. New Delhi : : A.P.H Publishing , , 2004 . viii,168p.:

By Trivedi, P R.. New Delhi : : A.P.H Publishing , , 2004 . v,201p. :

By Trivedi, P R.. New Delhi: A.P.H Publishing Corporation, 2009 . vi, 200p.

By Trivedi, P R.. New Delhi: A.P.H Publishing , 2010 . v, 213p.

By Trivedi, P R.. New Delhi : A.P.H. Publishing Corporation, 2004 . vi,161p.

By Trivedi, P R.. New Delhi: A.P.H. Publishing Corporation, 2004 . v, 201p.

By Trivedi, P R.. New Delhi: A.P.H. Publishing Corporation, 2004 . V, 201p.

By Trivedi, P R.. New Delhi: A.P.H. Publishing Corporation, 2012 . ix, 337p.

By Trivedi, P R.. New Delhi: A.P.H. Publishing Corporation, 2012 . vii, 311p.

By Trivedi, P R.. New Delhi: A.P.H. Publishing Corporation, 2012 . vii, 361p.

By Trivedi P R.. new : . v.213p.

By Trivedi, P R. New Delhi: Jnanada Prakashan, 2018 . v, 270 p. ; 24.3 cm.. 9788171398867