000
00300nam a2200121Ia 4500
008
161121s9999 xx 000 0 und d
100
_a
VENKATAKRISHNAN. S.D
245
0
_a
Operations research (Principles & proble
260
_c
Keerthi Publishing House
365
_b
0
650
_a
NIL
942
_c
BK
999
_c
99920
_d
99920