Mathew, K.M. <br/><br/>
Manorama year book 1986 

 - Kottayam  Manorama Publishing  1986 
 - Various pagination 
<br/><br/><label>Subjects--Index Terms: </label>Modern astronomy  Solar system  Space exploration 
<br/><br/><label>Dewey Class. No.: </label>050  / MAT