Organization for Economic Co-operation and Development. Development Centre. (1970). Productivity and economic planning ; exchanges of experience organized by the Development Centre in liaison with productivity bodies in OECD member countries and in developing countries. s.n.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Organization for Economic Co-operation and Development. Development Centre. Productivity and Economic Planning ; Exchanges of Experience Organized by the Development Centre in Liaison with Productivity Bodies in OECD Member Countries and in Developing Countries. [Paris: s.n, 1970.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Organization for Economic Co-operation and Development. Development Centre. Productivity and Economic Planning ; Exchanges of Experience Organized by the Development Centre in Liaison with Productivity Bodies in OECD Member Countries and in Developing Countries. s.n, 1970.