000 00322nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aWork (T.S) and Work (E) Ed.
245 0 _aLaboratory techniques in biochemistry and mrkunder biology Vol.1
260 _bElservier
260 _c1981
365 _b663
942 _cBK
999 _c209100
_d209100