TY - BOOK AU - Hough, J.R. TI - Educational cost-benefit analysis SN - 0902500627 U1 - RU 658.155407 HOU PY - 1998/// CY - London PB - Department for International Developemnt KW - Education KW - Evaluation KW - Academic achievement N1 - Includes bibliographical references (p. 25-27) ER -