Abell, George O. <br/><br/>
Realn of the universe / 
George O. Abell 
 - 4th ed 
 - Philadelphia :  Saunders College,  1988 
 - 431 p :  ilius, charts 
<br/><br/><label>ISBN: </label>0030051398 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Univers.
<br/><br/><label>Dewey Class. No.: </label>520  / A142R