Raghunathan R. (1989). Malayala bhashotpathi: Vivaranatmaka suchika (origin of the Malayalam language : a descriptive bibliography ). Kerala Bhasha Institute.
Chicago Edition CitationRaghunathan R. Malayala Bhashotpathi: Vivaranatmaka Suchika (origin of the Malayalam Language : A Descriptive Bibliography ). Thiruvananthapuram: Kerala Bhasha Institute, 1989.
MLA Edition CitationRaghunathan R. Malayala Bhashotpathi: Vivaranatmaka Suchika (origin of the Malayalam Language : A Descriptive Bibliography ). Kerala Bhasha Institute, 1989.
Warning: These citations may not always be 100% accurate.