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Children's Bureau Commission on Children in Wartime, First Meeting - March 16-18, 1942, Washington, D.C. ... United States Department of Labor, Children's Bureau, April 1942
United States. Children's Bureau. Commission on Children in Wartime
出版United States Department of Labor, Children's Bureau, 1942
URLhttp://books.google.com.hk/books?id=EIvyb-cobyEC&hl=&source=gbs_api