00415nam a2200133Ia 4500020001800000082001900018100003500037245009300072250000800165260004500173300002800218500000500246700003000251  a9780199219865  a512.7bH269.IT  aHardy, G. H. and Wright, E. M.  aIntroduction to the theory of numbersbcrevised by D. R. Heath-Brown and J.H. Silverman  a6th  aNew DelhibOxford University Pressc2008  axxi, 621p. Bibl. Index.  a  aWright, E. M. ; jt. auth.