Kopal, Zdenek,  1914-1993 <br/><br/>
The solar system / 
Zdenek Kopal. 
 - London:  Oxford University Press,  1973. 
 - 152p. ill. ;  22cm. 
<br/><br/><label>LCCN: </label>73-173797 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar system