Narayanan. O.M. (1952). Ponpulari. Jayasree press.
Chicago Style aipamenaNarayanan. O.M. Ponpulari. Jayasree press: Jayasree press, 1952.
MLA aipamenaNarayanan. O.M. Ponpulari. Jayasree press, 1952.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.