000 00306nam a2200157Ia 4500
020 _aNULL
082 _a548
100 _aPauling, Linus
245 4 _aThe Nature Of The Chemical Bond
250 _a3 rd
260 _aCalcutta
_bIBH
300 _a644
500 _a134
650 _a-NA-
942 _cBK
999 _c25313
_d25313