Johnson, David T. The business of farming : a guide to farm business management in the tropics / David T. Johnson - 2nd ed - London : Macmillan, 1990 - v, 377 p. ; ill.; 25 cm Includes Index ISBN: 0333499212 9780333499214 Source: B-24260 Subjects--Topical Terms: Farm management--Tropics LC Class. No.: S561 / .J63 1990