Benny Joseph
Environmental studies Benny Joseph - 2nd - N.Delhi McGraw hill publishing company 2010 - 347p.
Fl.D-Plant
Environment, Natural Resources, Ecology, Biodiversity, Environmental pollution, Social issues and environment, Human population and environment, International conventions and protocols
363.7 / JOS/EN
Environmental studies Benny Joseph - 2nd - N.Delhi McGraw hill publishing company 2010 - 347p.
Fl.D-Plant
Environment, Natural Resources, Ecology, Biodiversity, Environmental pollution, Social issues and environment, Human population and environment, International conventions and protocols
363.7 / JOS/EN