(1980). Geology of the Himalayas: Comprising of the studies on Shivalik Hills, Kashmir, Kumaon, Garhwal, Nepal, Sikkim and Bhutan. Cosmo.
Dyfyniad Arddull ChicagoGeology of the Himalayas: Comprising of the Studies on Shivalik Hills, Kashmir, Kumaon, Garhwal, Nepal, Sikkim and Bhutan. New Delhi: Cosmo, 1980.
Dyfyniad MLAGeology of the Himalayas: Comprising of the Studies on Shivalik Hills, Kashmir, Kumaon, Garhwal, Nepal, Sikkim and Bhutan. Cosmo, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.