000 00280nam a2200121Ia 4500
008 211209s1974 xx 000 0 und d
041 _aeng
082 _a669.02 N74 ROS
100 _aROSENGUIST
245 _aPRINCIPLES OF EXTRACTIVE METALLURGY
260 _c1974
300 _a546
999 _c15352
_d15352