Symposium on the Impact of Urbanization pn Man's Environment, UAW Family Education Centre, Onaway, Michigan, 1970, & Interntional Union. Automobile, Aerospace and Agricultural Implement Wokers of America. (1971). The impact of urbanization on man's environment, papers and proceedings. United Nations.
芝加哥风格引文Symposium on the Impact of Urbanization pn Man's Environment, UAW Family Education Centre, Onaway, Michigan, 1970, 与 Aerospace and Agricultural Implement Wokers of America Interntional Union. Automobile. The Impact of Urbanization on Man's Environment, Papers and Proceedings. New York: United Nations, 1971.
MLA引文Symposium on the Impact of Urbanization pn Man's Environment, UAW Family Education Centre, Onaway, Michigan, 1970, 与 Aerospace and Agricultural Implement Wokers of America Interntional Union. Automobile. The Impact of Urbanization on Man's Environment, Papers and Proceedings. United Nations, 1971.