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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিIndia. Ministry of Environment and Forests. Annual Report 1989. New Delhi: Convention on International Trade in Endangered Species of Wild Fauna and Flora, 1980.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিIndia. Ministry of Environment and Forests. Annual Report 1989. Convention on International Trade in Endangered Species of Wild Fauna and Flora, 1980.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.