Encyclopaedia of Environmental Management (vol.-1)
Chhatwal, G. R.
Encyclopaedia of Environmental Management (vol.-1) / by G. R. Chhatwal - Newdelhi: Anmol, 1998. - 799p.
8174886486
658.409 / CHH/E
Encyclopaedia of Environmental Management (vol.-1) / by G. R. Chhatwal - Newdelhi: Anmol, 1998. - 799p.
8174886486
658.409 / CHH/E