Castle, Emery N. Farm business management : the decision-making process / Emery N. Castle, Manning H. Becker, A. Gene Nelson. - 3rd ed. - New York : Macmillan, c1987. - xiii, 413 p. : ill. ISBN: 0023202009 Subjects--Topical Terms: Farm management. LC Class. No.: S561 / .C34 1987 Dewey Class. No.: 630/.6819