000 00322nam a22001337a 4500
041 _aeng
082 0 _a541.3
100 1 _aGibbs, R.H.
245 1 0 _aChemical problems and calculations
_cR.H.Gibbs
260 _a?
_b?
_c?
300 _a159p. ;
_c21 cm.
650 4 _aChemistry
653 _aChemical problems and calculations
999 _c409885
_d409820