Sallis, J F <br/><br/>
Assessing perceived physical environmental variables that may influence physical activity.  [electronic resource] 

 -  Research quarterly for exercise and sport  Dec 1997 
 - 345-51 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0270-1367 
<br/><br/><label>Standard No.: </label>10.1080/02701367.1997.10608015  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Environment<br/>Exercise--psychology<br/>Female<br/>Humans<br/>Male<br/>Socioeconomic Factors<br/>Sports Equipment