Abell, George. <br/><br/>
Exploration of the universe/ 
George Abell ; George Abell. 
 - 2nd Edition 
 - 722 pages: illustrated; 24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0030759552 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy.<br/>Planets--Universe.<br/>Astronomi.<br/>Gezegenler--Evren.
<br/><br/><label>LC Class. No.: </label>QB45  / .A16 1969