Oster, Ludwig <br/><br/>
Modern astronomy 
Ludwig Oster 
 - San Francisco  Holden-Day  1973 
 - xii, 448p. 
<br/><br/><label>ISBN: </label>0-8162-6523-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy<br/>Astronomy and astrophysics thesaurus<br/>Astrophysics
<br/><br/><label>Universal Decimal Class. No.: </label>52  / OST