Vital signs : using quality, time, and cost performance measurements to chart your company's future / Steven M. Hronec. Hronec, Steven M. Industrial productivity Measurement. Performance. HD56.25 .H76 1993 658.503 20 HRL Includes bibliographical references (p. 240-241) and index. New York : Amacom, American Management Association, c1993. c1993. 1993 Text vii, 247 p. : eng