Cassels, J.W.S. <br/><br/>
An introduction to the geometry of numbers 

 - Berlin  Springer-Verlag  1971 
 - viii,344p.  23 cm. 
 - Classics in mathematics .
<br/><br/><label>ISBN: </label>3540617884 
<br/><br/><label>Dewey Class. No.: </label>512.5  / CAS