Butler, George D.  1893- <br/><br/>
Principios y metodos de recreacion para la comunidad 
prepared for the National Recreation and Park Association by George D. Butler. 
 - Buenos Aires, Argentina :  Bibliografica Omeba,  1966. 
 - 2 v.  illus.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Recreation--United States.<br/>Playgrounds--United States.<br/>Recreacao<br/>Campos de recreo.