Chambers, Robert, 1932- Rural appraisal : rapid, relaxed and participatory, October 1992 / Robert Chambers - Brighton : Institute of Development Studies, 1992. - iii, 90p. : ill. ; 21 cm. - Discssion paper ; no. 311. . Includes bibliographical references. Subjects--Topical Terms: Social change.Social change, Valuation. Dewey Class. No.: 303.441734