000 00356nam a22001337a 4500
082 _a540
_bPOR/C
100 _aPorter, George.
245 _aChemistry for the modern world /
_cGeorge Porter.
260 _c1963.
_bEnglish language book society,
_aLondon :
300 _aix,116p. :
_bill.;pb.
500 _aInclude Index.
650 _aCHEMISTRY
942 _cBK
999 _c20629
_d20629