000
00249nam a22001217a 4500
999
_c
1371
_d
1371
020
_a
9788122420692
082
_a
003
100
_a
P. Rama Murthy
245
_a
Operation Research
260
_a
New Delhi
_b
New Age
_c
2007
300
_a
704
942
_c
BK