The Cambridge encyclopedia of astronomy / 
edited by Simon Mitton. 
 - 1st ed. 
 - London :  Bedford Square,  c 1977. 
 - 481 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/>86  86 
<br/><br/><label>ISBN: </label>0-224-01418-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia--Astrnomy.
<br/><br/><label>Dewey Class. No.: </label>520.3 / C144