Theobald, William F. <br/><br/>
Evaluation of recreation and park programs / 
William F. Theobald 
 - New York :  Wiley,  1979 
 - x, 204 p :  ill. ;  24 cm 
<br/><br/>Bibliography: p.  179 -197 
<br/><br/><label>ISBN: </label>0471017973 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Recreational research--Methodology