Guptan Nair S. (1998). Kavya swaroopam. Sahitya Pravartaka Co-operative Society.
Chicago Edition CitationGuptan Nair S. Kavya Swaroopam. Kottayam: Sahitya Pravartaka Co-operative Society, 1998.
MLA citiranjeGuptan Nair S. Kavya Swaroopam. Sahitya Pravartaka Co-operative Society, 1998.
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