00829nam a2200277 a 4500 68127 BD-RjUL 20211209081732.0 170330s1977 enka 001 0 eng u 0412135000 (pbk) (BD-RjUL)68336 TOL OCL eng BD-RjUL eng 658.40301 23 DUG 1977 Duckworth, W. E. (Walter Eric) 201955 A guide to operational research / W. E. Duckworth, A. E Gear, A. G. Lockett 3rd ed. London : Chapman and hall, c1977 ix, 205 p. : ill. ; 21 cm. Includes index Includes bibliographies Operations research 201956 Gear, A. E. 201957 Lockett, A. Geoffrey. 201958 ddc AVM 68127 68127 0 0 ddc 0 1 NFIC RUCL RUCL Reading 1984-09-25 Toppan- Tulip 0 658.40301 DUG 1977 2017-03-30 00:00:00 C-1 2017-03-30 AVM