APA

Organisation for Economic Cooperation and Development, . (1968). Catalogue of social and economic development institutes and programmes: research. Paris: Development Centre of the Organization for Economic Co-operation and Development.

Chicago

Organisation for Economic Cooperation and Development, . 1968. Catalogue of social and economic development institutes and programmes: research. Paris: Development Centre of the Organization for Economic Co-operation and Development.

Harvard

Organisation for Economic Cooperation and Development, . (1968). Catalogue of social and economic development institutes and programmes: research. Paris: Development Centre of the Organization for Economic Co-operation and Development.

MLA

Organisation for Economic Cooperation and Development, . Catalogue of social and economic development institutes and programmes: research. Paris: Development Centre of the Organization for Economic Co-operation and Development. 1968.