United Nations Industrial Development Organization. (1979). World-wide study of the agricultural machinery industry. U.S.A: United Nations Industrial Development Organization.
শিকাগো স্টাইলে সাইটেশনUnited Nations Industrial Development Organization. World-wide Study of the Agricultural Machinery Industry. U.S.A: United Nations Industrial Development Organization, 1979.
এমএলএ সাইটেশনUnited Nations Industrial Development Organization. World-wide Study of the Agricultural Machinery Industry. U.S.A: United Nations Industrial Development Organization, 1979.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.