Kegel, Otto H.. <br/><br/>
Locally Finte Groups /  

 - 1st ed /  
 - Amsterdam :   North-Holland Publishing Company. 
 - p.210 :  
<br/><br/><label>ISBN: </label>0-7204-2454-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>B271  / L3