Kaufmann, William  J. <br/><br/>
Discovering the universe 
William  J Kaufmann 
 - New York   W H Freeman  1987 
<br/><br/><label>ISBN: </label>978-0-7167-1784-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>LC Class. No.: </label>FASS QB 43.2 .K38