Sivasankaran Nair, K. (1998). Pracheena Keralathinte rashtreeya charithram. Current.
Chicago Style aipamenaSivasankaran Nair, K. Pracheena Keralathinte Rashtreeya Charithram. Kottayam: Current, 1998.
MLA aipamenaSivasankaran Nair, K. Pracheena Keralathinte Rashtreeya Charithram. Current, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.