000 00498nam a2200169 4500
020 _a0716712792
040 _cUDSM
050 _aGY QE431.2.E38
100 _aErnest G Ehlers,
_eAuthor
245 _aPetrology
_b : igneous, sedimentary and metamorphic
260 _aSan Francisco
_b : W. H. Freeman and Company,
_c1980.
300 _axvi,732p.
_b : ill.
_c : 24cm.
504 _aincludes bibliographic reference and indexes
650 _aPetrology
700 _aHarvey Blatt
942 _2lcc
_cBK
999 _c126814
_d126814