00254nam a2200109Ia 4500082001900000100002400019245003600043260004000079300001500119500000500134700000500139  a512.7bL657.FN  aLeVeque, William J.  aFundamentals of number theoryb  aMassachusettsbAddison-Wesleyc1977  avii, 280p.  a  a