APA-ийн эшлэл(7 дахь хэвлэлт)

Kumar, R. (1987). Environmental pollution and health hazards in India. Ashish.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Kumar, R. Environmental Pollution and Health Hazards in India. New Delhi: Ashish, 1987.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Kumar, R. Environmental Pollution and Health Hazards in India. Ashish, 1987.