dr.k.govindan  nair <br/><br/>
budhamathavum prakruthiyum manushyanum thammilulla aikyavum 

 - kottayam  roy international children's foundation  2006 
<br/><br/><label>ISBN: </label>5-7014-0202-9 
<br/><br/><label>Dewey Class. No.: </label>8m4  / NAI/B