Pracheena kerala lipkal  പ്രാചീന കേരള ലിപികള്‍ 

 - 2nd ed. 
 - Trichur  Kerala Sahitya Akademi  1971 
 - 1-16, 1-43 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General
<br/><br/><label>Dewey Class. No.: </label>494.8127  / RAV-P