Himalayan Environment Trust (India). (1991). The Himalayas: Ecology & environment. Himalayan Environment Trust.
Chicagoスタイル(17版)引用形式Himalayan Environment Trust (India). The Himalayas: Ecology & Environment. New Delhi: Himalayan Environment Trust, 1991.
MLA(8版)引用形式Himalayan Environment Trust (India). The Himalayas: Ecology & Environment. Himalayan Environment Trust, 1991.
警告: この引用は必ずしも正確ではありません.