Derek F. Holt and W. Plesken <br/><br/>
Perfect Groups  
Derek F. Holt and W. Plesken 
 - Great Britain   Biddles Ltd.  1989 
 - 364 p.  Hb. 
<br/><br/><label>ISBN: </label>0198535597 
<br/><br/><label>Dewey Class. No.: </label>512.2