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Statement by Don Paarlberg, Director of Agricultural Economics, USDA, Before the Department Operations Subcommittee, Committee on Agriculture, House of Representatives, November 1, 1971

Don Paarlberg

出版	Office of the Secretary, United States Department of Agriculture, 1972
URL	http://books.google.com.hk/books?id=okqSAQAACAAJ&hl=&source=gbs_api