Namboothiri, C. K. (1980). Chathirankam (m). Kerala Sahithya Akademi.
Chicago Style aipamenaNamboothiri, C K. Chathirankam (m). Thrissur: Kerala Sahithya Akademi, 1980.
MLA aipamenaNamboothiri, C K. Chathirankam (m). Kerala Sahithya Akademi, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.