Umali, D.Lor Public and private agricultural extension beyond traditional frontiers / D.Lor Umali - Wahington : World Bank , 1994 - 82p. : ill. ; 30 cm. - WB, Discussion paper No. 236 . Includes bibliographical references. Subjects--Topical Terms: Agricultural extensionEconomic aspects Gov. Doc. Class. No.: UN WB DP-236