Samuel, K. (1999). Karuthachiriyude kavi: Ayyappa panikkarude kavithakalakurichulla padanam. State Institute of Language.
Chicago Style aipamenaSamuel, Kattukallil. Karuthachiriyude Kavi: Ayyappa Panikkarude Kavithakalakurichulla Padanam. Thiruvananthapuram: State Institute of Language, 1999.
MLA aipamenaSamuel, Kattukallil. Karuthachiriyude Kavi: Ayyappa Panikkarude Kavithakalakurichulla Padanam. State Institute of Language, 1999.
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