Wilcox, Walter W Economics of American agriculture / by Walter W Wilcox, Willard W Cochrane, Robert W Herdt. - 3rd ed. - New Jersey: Prentice-Hall, 1974. - 504p. ISBN: 0132296667 Subjects--Topical Terms: Agriculture, Economic aspects, United States Dewey Class. No.: 338.10973 / WIL