Não informado. (1972). Development Co-operation: Efforts and policies of the members of the Development Assistance Committee. Organization for Economic Co-operation and Development.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Development Co-operation: Efforts and Policies of the Members of the Development Assistance Committee. Paris: Organization for Economic Co-operation and Development, 1972.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Development Co-operation: Efforts and Policies of the Members of the Development Assistance Committee. Organization for Economic Co-operation and Development, 1972.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.