Trivedi, P.R.

Environmental education Trivedi, P.R. 2004 Environmental impact assessement Trivedi, P.R. 2004 Environmental Impact assessment Trivedi, P. R. 2011 Environmental impact assessment Trivedi, P. R. 2004 Environmental laws Trivedi, P.R 2012 Environmental management of fresh water ecology Trivedi, P. R. 1992 Environmental Management of Fresh-Water Trivedi, P. R. 1992 Environmental Pollution and Control Trivedi, P. R. 2008 Environmental pollution and control Trivedi, P.R. 2004 Environmental pollution and control Trivedi, P. R 2004 Environmental Problems Impact Assessment Trivedi, P.R 1992 Environmental problems Impact assessment Trivedi, P.R. 1992 Environmental problems impact assisment Trivedi, P.R. 1992 Environmental Wildlife and Plant Conservation Trivedi, P. R. 1992 Global Environmental Issues Trivedi, P.R. 1995 Man and Environment Trivedi, P. R. 1992 MANAGEMENT OF POLLUTION CONTROL TRIVEDI P.R. 1992 Management of Pollution Control Trivedi, P. R. 1992 Natural Resources Conservation Trivedi, P.R Year not listed Population and community ecology Trivedi, P.R. 1994