Phillips, Don T. Ravindran, A. Solberg, James J. Operations research : principles and practice (by) Don T. Phillips A. Ravindran (and) James J. Solberg - John Wiley New York 1976 (c1976) - xvii, 585 P. Bibliographies ISBN: 0471687073 Subjects--Topical Terms: Operations research--T LC Class. No.: T57.6P48 1976