Achuthan Unny Chathanathu. (1999). Aadiparvam. Mulberry.
Chicago Style aipamenaAchuthan Unny Chathanathu. Aadiparvam. Kozhikode: Mulberry, 1999.
MLA aipamenaAchuthan Unny Chathanathu. Aadiparvam. Mulberry, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.