Ulloor S Parameswara Iyer. (1993). Umakeralam. Ullur.
Chicago Edition CitationUlloor S Parameswara Iyer. Umakeralam. Trivandrum: Ullur, 1993.
Deismireacht MLAUlloor S Parameswara Iyer. Umakeralam. Ullur, 1993.
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