APA

Viegas Philip, Menon Geeta, . (1989). The impact of environmental degradation on people. New Delhi: Indian Social Institute.

Chicago

Viegas Philip, Menon Geeta, . 1989. The impact of environmental degradation on people. New Delhi: Indian Social Institute.

Harvard

Viegas Philip, Menon Geeta, . (1989). The impact of environmental degradation on people. New Delhi: Indian Social Institute.

MLA

Viegas Philip, Menon Geeta, . The impact of environmental degradation on people. New Delhi: Indian Social Institute. 1989.