Prabhakaran Nair, S R; Karunakaran Nair, G <br/><br/>
Vikasikkunna prapancham (m) 

 - 
 - Kerala Bhasha Institute, TVPM  2000 
 - 214 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label> 78 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Universe; Descriptive astronomy
<br/><br/><label>Dewey Class. No.: </label>R  523.1  PRA-V