000 00269nam a2200121Ia 4500
008 211209s1977 xx 000 0 und d
041 _aeng
082 _a658.403 4 N77 STA
100 _aSTANTON R S
245 _aOPERATIONAL RESEARCH
260 _c1977
300 _a120
999 _c12989
_d12989