Pearce, David W. The social appraisal of projects : a text in cost-benefit analysi s / by D.W. Pearce and C.A Nash. - London : Macmillan Press, 1981. - xiv, 225p. : ill.; 24 cm. Includes bibliographical references. Subjects--Topical Terms: Cost effectiveness. Dewey Class. No.: 658.1554