New trends in physics teaching /    
prepared by W. Knecht. 
 - Paris ,     1968- 
 - v. :    ill. ;    27 cm. 
 - UNESCO. The teaching of basic sciences.   .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics --Study and teaching.------