The Cambridge encyclopaedia of astronomy / 
editor-in-chief, Simon Mitton ; foreword by Sir Martin Ryle. 
 - New York :  Crown Publishers,  1977. 
 - 481 p. :  ill. ;  27 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0517528061 
<br/><br/><label>LCCN: </label>77002766 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy.
<br/><br/><label>LC Class. No.: </label>QB43.2  / .C35 
<br/><br/><label>Dewey Class. No.: </label>520