Teaching school physics / 
edited by John L. Lewis 
 - Harmondsworth :  Penguin Education,  1972 
 - 416 p. :  ill. ;  21 cm. 
 - Unesco source book .
<br/><br/>References : p. 410-416 
<br/><br/><label>ISBN: </label>0140806148 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics--Study and teaching (Secondary)