Introduction to quantitative methods : a managerial emphasis / Harish L. Verma, Charles W. Gross. Verma, Harish L. Gross, Charles W., joint author. Operations research. T57.6 .V48 1978 658.4034 VEI "A Wiley/Hamilton publication." Includes bibliographies and index. Santa Barbara [Calif] : Wiley, c1978. c1978. 1978 Text xvi, 670 p. : eng The Wiley/Hamilton series in management and administration