Guerra, Giullermo. Farm management handbook / Giullermo Guerra. - 1st edition. - San Jose, Costa Rica : Inter-American Institute for Cooperation on Agriculture, c1982. - 323 pages : Illustrations ; 23 cm. Includes bibliographical references. ISBN: 9290390204 Subjects--Topical Terms: Agricultural Enterprises--Administration.Farm management. LC Class. No.: S562.K4 / S36 1979 Dewey Class. No.: 630/.9676/2