Osborn, Tom Multi-institutional appraoches to participatory technology development : a case study from Senegal / Tom Osborn - London : ODI , 1990 - 32p. : ill. ; 15 cm. - AAU. Research and Extension Network Paper No. 13 . Includes bibliographical references and index. ISBN: 09511873 Subjects--Topical Terms: Agricultural engineering Gov. Doc. Class. No.: GB ODI AAU NP-13