00358nam a2200121Ia 4500020001500000082002000015100004100035245004300076260004800119300002900167500000500196700003500201  a0521540119  a512.7bAl316.IA  aAlaca, Saban and Williams Kenneth S.  aIntroductory algebraic number theoryb  aCambridgebCambridge University Pressc2004  axvii, 428p. Bibl. Index.  a  aWilliams, Kenneth S ; jt. auth