000 00351pam a2200157a 44500
008 230515b1994 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGL
082 _a660.6 / PYL
100 _aPYLE D.L.
245 _aSEPARATIONS FOR BIOTECHNOLOGY
250 _aN.D.
260 _aNULL
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300 _a603 HB
650 _aNULL
999 _c631013
_d631013