Organisation for Economic Co-operation and Development. (1968). Development assistance: Efforts and policies of the members of the Development Assistance Committee. Paris: Organisation for Economic Co-operation and Development.
Παραπομπή Chicago StyleOrganisation for Economic Co-operation and Development. Development Assistance: Efforts and Policies of the Members of the Development Assistance Committee. Paris: Organisation for Economic Co-operation and Development, 1968.
Παραπομπή MLAOrganisation for Economic Co-operation and Development. Development Assistance: Efforts and Policies of the Members of the Development Assistance Committee. Paris: Organisation for Economic Co-operation and Development, 1968.
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