Biddle, Stuart <br/><br/>
Psychology of physical activity and exercise:  a health-related perspective/ 
Stuart Biddle, Narette Mutrie. 
 - London:  Springer-Verlag,  1991. 
 - 309 p. :  ill. ;   24 cm. 
<br/><br/><label>ISBN: </label>3540196218 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Exercise--Psychological aspects.<br/>Exercise therapy--Psychological aspects.