000
00257nam a2200121Ia 4500
008
230118s9999||||xx |||||||||||||| ||und||
082
_a
658.4034
082
_b
/O
245
0
_a
OPERATIONS RESERCH
260
_a
DELHI
260
_b
KING BOOKS
260
_c
2005
999
_c
10293
_d
10293