000 002690000a22001210004500
245 _aChemical principles
100 _aHepler, Loren G.
260 _aWaltham
_bBlaisdell Publishing
_c1964
300 _axi, 505p.
080 _a54
_bH4
041 _aEN
942 _cBK
999 _c93537
_d93537