Education and technological development 
joint editors: Robert King Hall, N. Hans, J. A. Lauwerys. 
 - Yonkers-on-Hudson, N.Y.  World Book Co.  1954. 
 - xiv, 630 p.  23 cm. 
 - The Year book of education, 1954 .
 - World year book of education  1954. .
<br/><br/> Prepared under the auspices of the University of London, Institute of Education and Teachers College, Columbia University. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational assistance.<br/>Technology--Social aspects.