Wagner, Harvey M. Principles of operations research : with applications to managerial decisions / Harvey M. Wagner. - 2nd ed. - New Delhi : Prentice Hall, c1975. - xii, 1039 p. ; 23 cm. ISBN: 9788120301627 0876921624 Subjects--Topical Terms: Management. Operations research. Dewey Class. No.: 658.403 / WAG