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1### CRL customization ### ?> ### Add publisher and desc details ### ?>Ann Arbor, Mich. : Edwards Brothers, Inc., 1935.viii, 210 p. diagrs. 28 cm.主題: “...Agriculture Economic aspects Textbooks....”
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2### CRL customization ### ?> ### Add publisher and desc details ### ?>New York, Prentice-Hall, inc., 1938.xvi, 432 p. incl. front. (port.) illus., diagrs. 24 cm.主題: “...Agriculture Economic aspects Textbooks....”