000 00280nam a2200121Ia 4500
008 211209s1979 xx 000 0 und d
041 _aeng
082 _a620.11 N78 AGA
100 _aAGARWAL C V
245 _aCHEMISTRY OF ENGINEERING MATERIALS
260 _c1979
300 _a485
999 _c14407
_d14407