Thomas, C. B. <br/><br/>
Characteristic classes and the cohomology of  finite groups 
/ by C. B. Thomas 
 - New York:  Cambridge University Press;  1986. 
 - 129p. 
<br/><br/><label>ISBN: </label>0 521 25661 5 
<br/><br/><label>Dewey Class. No.: </label>512.2  / THO/C