000 00262nam a22001217a 4500
020 _a0408705418
082 _a540
_bBUT/CHE
100 _aJ W BUTTLE
245 _aCHEMISTRY A UNIFIED APROACH
250 _aTHIRD
260 _bBUTTER WORTHS
_c1974
942 _2ddc
_cBK
999 _c1628
_d1628