00342nam a2200121 a 450000500170000008200160001710000210003324500230005426000360007730000300011349000540014363000230019720251202164142.0  a512.32bNEU  aNeukirch, Jurgen  aClass field theory  aNew YorkbSpringer-Verlagc1986  aviii, 140 p .b22 cm.cHB  aGrundlehrender Mathematischen wissenschaftend280  aClass field theory