Camping and outdoor education 
edited by L. B. Sharp and E. De Alton Partridge. 
 - Washington, D. C.  National Association of Secondary-School Principals  1947. 
 - 198 p.  ill.  23 cm. 
 - Bulletin of the National Association of Secondary-School Principals ; v. 31, no. 147, May, 1947 .
 - National Association of Secondary School Principals (U.S.).  Bulletin  v. 31. .
<br/><br/>Bibliography: p. 132-136. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Camps.<br/>Outdoor education