000 00299pam a2200133 a 4500
020 _c
041 _aeng
082 _bFRE
100 _aFreifelder.
245 _aProblems For Molecular Biology
_hTextual Documents
260 _a[s.l]:
_bJones & Barttett,Boston
300 _a299p.
930 _a16955
999 _c93855
_d93855