The Walia project: The approach and practical guidelines Corporate author IUCN Sahel Programme Date 1991 Source IUCN (ID: MON-073387) Publisher | Place of publication IUCN | Gland, Switzerland ISBN 2-8317-0088-4 Pages 47 p. Document type Document of international organization Language English Country/Territory Mali Subject Environment gen. Keyword Education Website www.iucn.org