Não informado. (1972). Development Co-operation: Efforts and policies of the members of the Development Assistance Committee. Organization for Economic Co-operation and Development.
Lua i Stíl Chicago (17ú heag.)Não informado. Development Co-operation: Efforts and Policies of the Members of the Development Assistance Committee. Paris: Organization for Economic Co-operation and Development, 1972.
Lua MLA (8ú heag.)Não informado. Development Co-operation: Efforts and Policies of the Members of the Development Assistance Committee. Organization for Economic Co-operation and Development, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.