Arya, T. (1992). Trekking adventure and environmental scenario of Kumaun Himalaya: A geographical perspective on rural area development through : Trekking tourism (1. publ.). Shree Almora Book Depot.
Chicago-Zitierstil (17. Ausg.)Arya, Trilochan. Trekking Adventure and Environmental Scenario of Kumaun Himalaya: A Geographical Perspective on Rural Area Development Through : Trekking Tourism. 1. publ. Almora: Shree Almora Book Depot, 1992.
MLA-Zitierstil (9. Ausg.)Arya, Trilochan. Trekking Adventure and Environmental Scenario of Kumaun Himalaya: A Geographical Perspective on Rural Area Development Through : Trekking Tourism. 1. publ. Shree Almora Book Depot, 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.