Garibaldi, Skip and others <br/><br/>
Cohomological invariants in galois cohomology   
Skip Garibaldi, Alexander Merkurjev and Jean-Pierre Serre 
 - Providence  American Mathematical Society  2003 
 - vii, 168p. Bibl. Index. 
 - University lecture series    28 .
<br/><br/>  
<br/><br/><label>ISBN: </label>0821832875 
<br/><br/><label>Dewey Class. No.: </label>514  / G232.CI