Hough, J.R. Educational cost-benefit analysis / Professor J.R. Hough. - London : Department for International Developemnt, 1998. - 27 p. ; 30 cm. - Education research. . Includes bibliographical references (p. 25-27). ISBN: 0902500627 Subjects--Topical Terms: Education--Evaluation.Academic achievement. Dewey Class. No.: RU 658.155407 HOU