APA
Organization for Economic Cooperation and Development, Organization for Economic Cooperation and Development, . (1978). Urban environments indicators. Paris: OECD.
Chicago
Organization for Economic Cooperation and Development, Organization for Economic Cooperation and Development, . 1978. Urban environments indicators. Paris: OECD.
Harvard
Organization for Economic Cooperation and Development, Organization for Economic Cooperation and Development, . (1978). Urban environments indicators. Paris: OECD.
MLA
Organization for Economic Cooperation and Development, Organization for Economic Cooperation and Development, . Urban environments indicators. Paris: OECD. 1978.
