Himalayan Environment Trust (India). (1991). The Himalayas: Ecology & environment. Himalayan Environment Trust.
Style de citation Chicago (17e éd.)Himalayan Environment Trust (India). The Himalayas: Ecology & Environment. New Delhi: Himalayan Environment Trust, 1991.
Style de citation MLA (8e éd.)Himalayan Environment Trust (India). The Himalayas: Ecology & Environment. Himalayan Environment Trust, 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.