Sethu. (2007). Ente Priyappetta Kathakal. H & C Publishing House.
Chicago Style aipamenaSethu. Ente Priyappetta Kathakal. Thrissur: H & C Publishing House, 2007.
MLA aipamenaSethu. Ente Priyappetta Kathakal. H & C Publishing House, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.