Williams, M. J. (1975). Development co-operation: Efforts and policies of the members of the development asistance committee. Paris: Organisation for Economic Co-operation and Development.
Trích dẫn kiểu ChicagoWilliams, Maurice J. Development Co-operation: Efforts and Policies of the Members of the Development Asistance Committee. Paris: Organisation for Economic Co-operation and Development, 1975.
Trích dẫn MLAWilliams, Maurice J. Development Co-operation: Efforts and Policies of the Members of the Development Asistance Committee. Paris: Organisation for Economic Co-operation and Development, 1975.
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