00367nam 2207293 45000010005000000030023000050050009000280080041000370200014000781000034000922600051001263000015001772450043001927293StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a0016-7606 aGeological Society of America bColorado: Geological Society of America c1990 a1447-1605p aGeological Society of America Bulletin