Rippe, James M.,  <br/><br/>
The Rockport walking program 

 - xvii, 379 pages ;   24 cm 
<br/><br/><label>ISBN: </label>0137823010 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health ; Physical fitness
<br/><br/><label>Dewey Class. No.: </label>613.7176