000 00352nam a2200157Ia 4500
008 131111s9999 xx 000 0 und d
100 _aFreifelder, David
245 _aMolecular biology
260 _aNew Delhi
260 _bNarosa
260 _c1997
300 _a834p.
650 _aMolecular biology
_aBiology
763 _a15177
942 0 0 _012
999 _c36777
_d36777