United nations educational scientific and cultural organisation & (Kathmandu. (1977). Programme on man and the biosphere(MAB): Regional meeting on integrated ecological research and training needs in the southern Asian mountain systems, particularly the hindu kush-Himalays. Unesco.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUnited nations educational scientific and cultural organisation এবং (Kathmandu. Programme on Man and the Biosphere(MAB): Regional Meeting on Integrated Ecological Research and Training Needs in the Southern Asian Mountain Systems, Particularly the Hindu Kush-Himalays. Paris: Unesco, 1977.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিUnited nations educational scientific and cultural organisation এবং (Kathmandu. Programme on Man and the Biosphere(MAB): Regional Meeting on Integrated Ecological Research and Training Needs in the Southern Asian Mountain Systems, Particularly the Hindu Kush-Himalays. Unesco, 1977.