000			003000000a22001330004500
008			140223b1968 xxu||||| |||| 00| 0 eng d
041			_aENG
080			_aH2 K8;1
082			_aH2 K8;1
100			_aBayly (B)
245			_aInteroduction to Petrology
260			_c1968
650			_aPetrology
999			_c156324 _d156324