Viswambaran, K. (1956). Keralathile nadan pattukal. S.P.C.S..
Chicago Edition CitationViswambaran, Kilimaanoor. Keralathile Nadan Pattukal. S.P.C.S., 1956.
MLA Edition CitationViswambaran, Kilimaanoor. Keralathile Nadan Pattukal. S.P.C.S., 1956.
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