Johnston, Bernard L., <br/><br/>
Numbers and symmetry :  

 - 0  0 
 - New York  CRC Press  1997 
 - 260p. 
<br/><br/><label>ISBN: </label>9781138402096 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B2  / N7