Citazione APA

Chhatwal,G R. (1999). Encyclopaedia of environmental agricultural pollution and its control vol.2. Anmol publications Pvt.Ltd.

Stile di citazione Chicago

Chhatwal,G R. Encyclopaedia of Environmental Agricultural Pollution and Its Control Vol.2. New Delhi: Anmol publications Pvt.Ltd, 1999.

Citazione MLA

Chhatwal,G R. Encyclopaedia of Environmental Agricultural Pollution and Its Control Vol.2. Anmol publications Pvt.Ltd, 1999.