000 00321nam a2200121Ia 4500
008 221001s1973 xx 000 0 eng d
082 _a519.92 WAG
100 _aWagner, Harvey M.
245 0 _aPrinciples of operations research
260 _aDelhi
_bPrentice-Hall
_c1973
300 _aVarious pagination
942 _2ddc
_cBK
999 _c12957
_d12957