Panikkar G., . (1993). Dev...Kesavadev. : Sahithya Pravarthaka Co Operative Society.
Panikkar G.N, . 1993. Dev...Kesavadev. : Sahithya Pravarthaka Co Operative Society.
Panikkar G.N, . Dev...Kesavadev. : Sahithya Pravarthaka Co Operative Society. 1993.