000 00516nam a2200097Ia 4500
008 120223s9999 xx 000 0 und d
082 _a574.872028 WIL
100 _aWilley, Ruth L.
245 _aMicrotechniques : a laboratory guide
260 _bMacmillan
_aNewYork
_c1971
999 _c152131
_d152131