Brinkerhoff, Robert O.
Productivity measurement : a guide for managers and evaluators / Robert O. Brinkerhoff, Dennis E. Dressler. — California : SAGE Publications, [1990]. — 128 p. ; 22 cm. — ( Applied social research methods ; 19) ISBN 0-8039-3151-4 1. Productividad.2. Empresas - Producción. I. Dressler, Dennis E.. 338.31 658.5