Kumar, R. (1987). Environmental pollution and health hazards in India. Ashish.
Style de citation Chicago (17e éd.)Kumar, R. Environmental Pollution and Health Hazards in India. New Delhi: Ashish, 1987.
Style de citation MLA (9e éd.)Kumar, R. Environmental Pollution and Health Hazards in India. Ashish, 1987.
Attention : ces citations peuvent ne pas être correctes à 100%.