Astronomy : the cosmic Journey/ 
Hartmann, William K. 
 - 5th ed. 
 - Belmont :  Wadsworth ,  c1994 
 - 728p.:  col.;  26cm. 
<br/><br/><label>ISBN: </label>0534 21192 5 
<br/><br/><label>Subjects--Topical Terms: </label>--astronomy
<br/><br/><label>Dewey Class. No.: </label>520 HAR