000 00403pam a2200145a 44500
008 140414b1987 xxu||||| |||| 00| 0 eng d
082 _aH2
_bEHL
100 _aEHLERS ERNEST G
245 _aPetrology
_bIgneous, Sedimentary, and Metamorphic
_c
260 _aDELHI
_bCBS PUBLISHERS & DISTRIBUTORS
_c1987
650 _aPETROLOGY --TEXTBOOKS
690 _aGEOLOGY
700 _aBLATT HARVEY
906 _a30122
999 _c28757
_d28757