Whelan, P. M. <br/><br/>
Essential pre-university physics / 
P. M. Whelan [and] M. J. Hodgson 
 - London :  John Murray,  1971 
 - viii, 430 p. :  ill. ;  25 cm. 
<br/><br/>Includes index Bibliography : p. 414 
<br/><br/><label>ISBN: </label>0719520479 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics--Study and teaching