APA Citatie

Chhatwal G R. (1999). Encyclopaedia of environmental pollution and its control v.1: Air pollution. Anmol.

Chicago Style citaat

Chhatwal G R. Encyclopaedia of Environmental Pollution and Its Control V.1: Air Pollution. New Delhi: Anmol, 1999.

MLA citatie

Chhatwal G R. Encyclopaedia of Environmental Pollution and Its Control V.1: Air Pollution. Anmol, 1999.

Let op: Deze citaties zijn niet altijd 100% accuraat.