Vishnu Narayanan Namboodiri. (1991). Ujjayaniyile raappakalukal. D C Books.
Chicago Edition CitationVishnu Narayanan Namboodiri. Ujjayaniyile Raappakalukal. Kottayam: D C Books, 1991.
MLA Edition CitationVishnu Narayanan Namboodiri. Ujjayaniyile Raappakalukal. D C Books, 1991.
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