Loken, Newton C. <br/><br/>
The complete book of gymnastics  

 - 3rd ed. 
 - New Jersey  Prentice-Hall, Inc.  1977 
 - 326 
<br/><br/><label>ISBN: </label>0131571729 
<br/><br/><label>Dewey Class. No.: </label>CIR 796.4 L79c 1977