U.S. Army fitness training handbook FM 21-20/ 
 US Army fitness training handbook.  United States Army fitness training handbook. 
Department of the Army. 
 - s.l. :  BN Publishing,  c2008. 
 - v, 264 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780979311994 
<br/><br/><label>Subjects--Corporate Names: </label><br/>United States. Army --Physical training.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Exercise.<br/>Physical education and training.<br/>Physical fitness.
<br/><br/><label>LC Class. No.: </label>U323  / .U73 2008