Gupta,C.B. Optimization techniques in operations research / by C. B. Gupta - 2nd ed. - New Delhi : I.K. International Publishing House, 2012. - xv,369p.: ills.; 24cm. Includes index. ISBN: 9789381141670 Rs.295.00 Subjects--Topical Terms: OPERATIONS RESEARCH Dewey Class. No.: 001.4 / GUP/O