The Penguin dictionary of physics / 
editor : Valerie Illingworth 
 - Harmondsworth :  Penguin,  1977 
 - 428 p. :  ill. ;  20 cm. 
 - Penguin reference books .
<br/><br/><label>LCCN: </label>91-162401 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics--Dictionaries