Gopala Krishnan, Kolazhi. <br/><br/>
Valakeṭṭunna eṭṭukāli. 

 -  [1961] 
 - 132 p.  19 cm. 
<br/><br/> In Malayalam. 
<br/><br/><label>LCCN: </label>sa 63003409  
<br/><br/><label>LC Class. No.: </label>PL4718.9.G58  / V3