Sarvavijnanakosham (malayalam) - vol. 6 

 - Trivandrum  The state institute of encyclopaedic publication, Kerala.  1981 
 - xiv, 832p. : col. ill.   
<br/><br/> Malayalam encyclopaedia in 20 volumes. Director - Vellayani Arjunan. Donated by Prof. Haran c. Joshi. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedia Malayalam <br/>Malayalam encyclopaedia