Organisation for Economic Co-operation and Development. (1972). Development co-operation: Efforts and policies of the members of the Development Assistance Committee. Paris: Organisation for Economic Co-operation and Development.
Chicago Style aipamenaOrganisation for Economic Co-operation and Development. Development Co-operation: Efforts and Policies of the Members of the Development Assistance Committee. Paris: Organisation for Economic Co-operation and Development, 1972.
MLA aipamenaOrganisation for Economic Co-operation and Development. Development Co-operation: Efforts and Policies of the Members of the Development Assistance Committee. Paris: Organisation for Economic Co-operation and Development, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.