Mochel, Dinah L., 1936- <br/><br/>
Astronomy : a Self-teaching Guide / 
Mochel, Dinah L., 1936- 
 - 6th ed. 
 - xi, 343 p. ; 24 cm. 
<br/><br/><label>ISBN: </label>0471265187 
<br/><br/><label>Dewey Class. No.: </label>520