Organisation for economic co-operation and development. (1968). Technical assistance and the needs of developing countries. Paris: O. E. C. D. publications.
শিকাগো স্টাইলে সাইটেশনOrganisation for economic co-operation and development. Technical Assistance and the Needs of Developing Countries. Paris: O. E. C. D. publications, 1968.
এমএলএ সাইটেশনOrganisation for economic co-operation and development. Technical Assistance and the Needs of Developing Countries. Paris: O. E. C. D. publications, 1968.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.