Brinkerhoff, Robert O. Productivity measurement : a guide for managers and evaluators / Robert O. Brinkerhoff, Dennis E. Dressler. - Newbury Park : Sage Publications, c1990. - 128 p. ; 23 cm. - Applied social research methods series ; v. 19 . Includes bibliographical references (p. 125-127). ISBN: 0803931514 0803931522 (pbk.) Subjects--Topical Terms: Industrial productivity --Measurement.------ Dewey Class. No.: MISR 658.314 BRI