Abdul Ghafoor
Environment pollution : Types, sources and managment / Abdul Ghafoor - faisalbad : University of agriculture ; c2012. - 479p. : 24cm.
Environment pollution
363.73 / ENV
Environment pollution : Types, sources and managment / Abdul Ghafoor - faisalbad : University of agriculture ; c2012. - 479p. : 24cm.
Environment pollution
363.73 / ENV