Arny, Thomas. <br/><br/>
Explorations :   stars, galaxies, and planets /  
Thomas T. Arny 
 - xix, 586 pages :   color illustration ;   27 cm. 
<br/><br/>Includes bibliographic references and index. 
<br/><br/><label>ISBN: </label>0072530189 9780072531084 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy.
<br/><br/><label>Dewey Class. No.: </label>520