Oster, Ludwig <br/><br/>
Modern astronomy / 
by Ludwig Oster 
 - San Francisco :  Holden-Day,  c1973 
 - xii, 448 p. :  ill. ;  25 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0816265232 :  USD 12.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>Dewey Class. No.: </label>520