United Nations. Department of Economic and Social Affairs. (1978). A manual and resource book for popular participation training. United Nations.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUnited Nations. Department of Economic and Social Affairs. A Manual and Resource Book for Popular Participation Training. New York: United Nations, 1978.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিUnited Nations. Department of Economic and Social Affairs. A Manual and Resource Book for Popular Participation Training. United Nations, 1978.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.