Gallant, Roy A. <br/><br/>
The planets : exploring the solar system 

 - New York  Macmillan/Mc-Graw Hill School Publishing Company  1989 
 - 176 
<br/><br/><label>ISBN: </label>002274973X 
<br/><br/><label>Dewey Class. No.: </label>CIR 532.2 G12p 1989