Uṇṇāyivāriyar & Sumaṅgalābāy, Ē. (1981). Naḷacaritaṃ āṭṭakkatha. Oriental Research Institute & MSS Library, University of Kerala.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUṇṇāyivāriyar और Ē Sumaṅgalābāy. Naḷacaritaṃ āṭṭakkatha. Trivandrum: Oriental Research Institute & MSS Library, University of Kerala, 1981.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUṇṇāyivāriyar और Ē Sumaṅgalābāy. Naḷacaritaṃ āṭṭakkatha. Oriental Research Institute & MSS Library, University of Kerala, 1981.
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