Gabrielsen, M. Alexander. <br/><br/>
The role of outdoor education 
[by] M. Alexander Gabrielsen [and] Charles Holtzer. 
 - New York  Center for Applied Research in Education  [1965] 
 - x, 117 p.  illus. 
 - The Library of education .
<br/><br/>Bibliography: p. 105-108. 
<br/><br/><label>LCCN: </label>65027725  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Open-air schools