000 003380000a22001330004500
008 140223b1950 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aH21 J0
082 _aH21 J0
100 _aWahlstrom (E E)
245 _aInterdoction to theoretical igneous petrology
260 _aNew York
_bWiley
_c1950
650 _aPetrology
999 _c31734
_d31734