Krishnan Nair,C. <br/><br/>
Pattukavithakalude samoohika prasakthi / 
C.Krishnan Nair 
 - 2nd ed. 
 - Thiruvananthapuram :  The state institute of languages,  2008 
<br/><br/><br/>in Malayalam 
<br/><br/><label>ISBN: </label>8176387398 
<br/><br/><label>Subjects--Index Terms: </label>Malayalam Poetry Criticism