Roy, R. K. (1978). Assortment from Tribal Research Institute Meghalaya, Shillong. Dept. of Education, Tribal Research Institute.
Chicago-referens (17:e uppl.)Roy, R. Kostan. Assortment from Tribal Research Institute Meghalaya, Shillong. Shillong, Meghalaya: Dept. of Education, Tribal Research Institute, 1978.
MLA-referens (8:e uppl.)Roy, R. Kostan. Assortment from Tribal Research Institute Meghalaya, Shillong. Dept. of Education, Tribal Research Institute, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.