Gavin, James,  <br/><br/>
The exercise habit 

 - xxi, 185 pages :   illustrations ;   23 cm 
<br/><br/><label>ISBN: </label>0880114576 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Exercises - Phychological aspects
<br/><br/><label>Dewey Class. No.: </label>613.71