Shapley, Harlow. <br/><br/>
Galaxies /  
revised by Paul W. Hodge. 
 - Third Ed. /  
 - London :   Harvard University Press. 
 - p.232,x :  
<br/><br/><label>ISBN: </label>0-674-34052-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Universe 
<br/><br/><label>Dewey Class. No.: </label>B9  / H35,L2