1. Rāṣṭṟaśilpi Title: Rāṣṭṟaśilpi Contributors: Damōdaran, Ponkunnaṃ and Ammā, Kuññikkuṭṭi Publication: Kollam : M. S. Book Depot, 1961. [Kollaṃ : Eṃ. Es. Bukk Dīpō, 1961]