000
00251nam a2200109Ia 4500
020
_a
9780071333467
082
_a
658.4034
100
_a
HILLIER, FREDERICK
245
_a
INTRODUCTION TO OPERATION RESEARCH
260
_a
NEW DELHI
_b
SIE
_c
2011
942
_c
BK
999
_c
3515
_d
3515