Cassels, J. W. S. <br/><br/>
Rational quadratic forms  / by J. W. S. Cassels 

 - New York  Academic Press  1968 
 - X,413p.;18cm 
<br/><br/><label>ISBN: </label>0486466701 
<br/><br/><label>Dewey Class. No.: </label>512.944  / CAS/R