Chandrika Sankaranarayanan. (1992). Vayalar Rama Varma: Rithubhedangalkku varnam pakarnna kavi (m). D C Books.
Chicago Edition CitationChandrika Sankaranarayanan. Vayalar Rama Varma: Rithubhedangalkku Varnam Pakarnna Kavi (m). Kottayam: D C Books, 1992.
MLA Edition CitationChandrika Sankaranarayanan. Vayalar Rama Varma: Rithubhedangalkku Varnam Pakarnna Kavi (m). D C Books, 1992.
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