Arny, Thomas T.		 <br/><br/>
Explorations: an introduction to astronomy/ 
Thomas T. Arny.--	 
<br/><br/> CAS  General Education Curriculum (GEC) 
<br/><br/><label>ISBN: </label>0-8151-0717 
<br/><br/><label>Dewey Class. No.: </label>520 Ar61 ©1996