000 00282nam a2200109Ia 4500
008 140917b1990 xxu||||| |||| 00| 0 eng d
082 _a575 FRI
100 _aFrifelder, David
245 _aMolecular Biology
260 _aNew Delhi :
_bNarosa Publishing,
_c1990
650 _aBiology
999 _c168644
_d168644