Buchanan-Smith, M. A guide to famine early warning and food information systems in the Sahel and Horn of Africa / M. Buchanan-Smith - London : Institute of Development Studies (IDS) , 1991 - 92p. : ill. ; 35 cm. - Research report No. 21 . Includes bibliographical references and index. Subjects--Topical Terms: FamineAfricafood Gov. Doc. Class. No.: GB Sus. U IDS RR-21