De Janvry, Alain. Technological innovations in Latin American agriculture - San José, C.R., : IICA, 1987 - 126 p. - IICA. Program papers series ; 4 . - IICA. Program papers series ; 4 . LCCN: 19530 Subjects--Topical Terms: Agricultura--Innovaciones tecnológicas.Agricultura--América Latina. Dewey Class. No.: 681.763 / J3