Sammann, Patricia,  <br/><br/>
YMCA healthy back book   YMCA of the USA 

 - x, 110 pages :   colour illustrations ;   22 cm 
<br/><br/><label>ISBN: </label>0873226291 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Backache - Popular works
<br/><br/><label>Dewey Class. No.: </label>617.564