Gopinatha Pillai, N R <br/><br/>
Anweshanam (m) 

 -  Sahithya Pravarthaka Co-operative Society Ltd., Kottayam  1974 
 - 193 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Malayalam language history
<br/><br/><label>Dewey Class. No.: </label>4M0.9  GOP-A