000 00267nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a576.16
_bNOR
100 _aNorris, J. R.
245 _aEssays in applied microbilogy
260 _bJohn Wiley
_aChichester
_c1981
999 _c132027
_d132027