Ryoroft, Michael (Editor) <br/><br/>
Cambridge encyclopedia of space 

 - Cambridge  C. U. P.   1990 
 - 386p. 
<br/><br/><label>ISBN: </label> UKP 40.00 
<br/><br/><label>Source: </label> UKP 40.00 
<br/><br/><label>Dewey Class. No.: </label>629.403 CAM