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The U.S. Feed Concentrate-livestock Economy's Demand Structure, 1949-1959

其他書名	(with Projections for 1960-70)
出版	University of Nebraska, College of Agriculture, Agricultural Experiment Station, 1961
URL	http://books.google.com.hk/books?id=wOtQAQAAMAAJ&hl=&source=gbs_api