Search for 'su:Biotechnology, environmental'

Environmental concerns and strategies /

By Khoshoo, T.N.. New Delhi : Ashish Publishing House , 1988 . xxxviii,1 ;

By Agarwal, S.K.. New Delhi : A.P.H Publishing , 1998 . xiv,228p ;

By Scragg, Alan.. Essex : Pearson Education Limited , 1999 . viii, 249p.

New Delhi : Discovery Publishing House , 2006 . viii,302p.:

By Yadav,P R. New Delhi: Discovery Publishing House Pvt Ltd, 2006 . 302p.