000 00313nam a2200121Ia 4500
008 211209s1981 xx 000 0 und d
041 _aeng
082 _a519.72 N81 SAK
100 _aSAKSENA, J P
245 _aINTRODUCTION AND LINEAR PROGRAMMING
260 _bNATIONAL PRODUCTIVITY COUNCIL
_c1981
300 _a179
999 _c22736
_d22736