Raghava Varier Rajan Gurukkal. (1991). Kerala charitram. Vallathol Vidyapeetham.
Chicago Edition CitationRaghava Varier Rajan Gurukkal. Kerala Charitram. Sukapuram: Vallathol Vidyapeetham, 1991.
MLA Edition CitationRaghava Varier Rajan Gurukkal. Kerala Charitram. Vallathol Vidyapeetham, 1991.
Warning: These citations may not always be 100% accurate.