Grassroots indicators for desertification : experience and perspectives from eastern and southern Africa / edited by Helen Hambly and Tobias Onweng Angura. - Ottawa : International Development Research Centre, 1996. - viii, 168 p. : ill. ; 25 cm. Includes bibliographical references (p. 162-166). LCCN: 2001339196 Subjects--Topical Terms: Desertification--Control.--Africa, EasternDesertification--Control.--Africa, Southern LC Class. No.: GB618.88.A354 / G73 1996 Dewey Class. No.: 333.73/6/096