Ceriyakoccunnittampuran, K. (1970). Umavivaham. Kerala Book.
Chicago Edition CitationCeriyakoccunnittampuran, Kotungaloor. Umavivaham. Kodungallor: Kerala Book, 1970.
MLA Edition CitationCeriyakoccunnittampuran, Kotungaloor. Umavivaham. Kerala Book, 1970.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.