Sfeir-Younis, Alfredo Land and soil management : technology, economics, and institutions / Alfredo Sfeir-Younis and Andrew K. Dragun - Boulder : Westview, c1993. - xii, 307 p. : 24 cm. ISBN: 0813387337 LCCN: Subjects--Topical Terms: Soil erosion Soil erosionEconomic aspects Soil erosionDeveloping countries Soil conservation projectsEvaluation LC Class. No.: S623 / .S43 1993 Dewey Class. No.: 333.73091724 / S523l