000 00368nam a2200145Ia 4500
008 210210b1977 xxu||||| |||| 00| 0 eng d
082 _a540 PURC
100 _aPURI (B R) and Others.
245 _aCombined course in chemistry. V1.
260 _aN D
_bS. Nagin & Co
_c1977
300 _avi,279,viii
650 _aChemistry
690 _aChemistry
906 _aCC00217
999 _c109240
_d109240