Abell, G. O.  1927- <br/><br/>
Exploration of the universe / 
Abell, George Ogden 
 - 3rd ed. 
 - New York :  Holt, Rinehart and Winston,  1975 
 - xiv 738 , :  ill , ;  23 cm 
<br/><br/><label>ISBN: </label>0030896657 
<br/><br/><label>LCCN: </label>74-020790 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy