Nations, U. (1966). The promotion of industrial standardization in developing countries: Report of the U.N. inter-regional .... 4 to 25 October 1965.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNations, United. The Promotion of Industrial Standardization in Developing Countries: Report of the U.N. Inter-regional .... 4 to 25 October 1965. 1966.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNations, United. The Promotion of Industrial Standardization in Developing Countries: Report of the U.N. Inter-regional .... 4 to 25 October 1965. 1966.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.