Number theory  
Hasse, Helmut, 
 - Berlin ; | New York :  Springer,  2002 
 - xvii, 638 p. ;  24 cm. 
 -  9788184896466 (pbk.: .
<br/><br/> Includes indexes. | Reprint of the 1980 edition." | "Originally published as vol. 229 of the Grundlehren der mathematischen Wissenschaften"--T.p. verso." 
<br/><br/><label>ISBN: </label>354042749X (pbk. : acid-free paper)