Butler, George D. <br/><br/>
Playgrounds: their administration and operation prepared for National Recreation Association 
by George D. Butler 
 - rev. ed. 
 - New York  Ronald  1950 
 - 459p. 
<br/><br/> $4.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Playgrounds - Administration
<br/><br/><label>Dewey Class. No.: </label>OA11 B976