000 00269nam a2200121Ia 4500
008 211209s1973 xx 000 0 und d
041 _aeng
082 _a658.542 3 N73 MAR/MAN
100 _aMARVIN
245 _aMOTION AND TIME STUDY
260 _c1973
300 _a674
999 _c13373
_d13373