Sreeraman, C. V. (1991). Theerthakkavati.
Chicago Style aipamenaSreeraman, C V. Theerthakkavati. Kottayam, N B S, 1991.
MLA aipamenaSreeraman, C V. Theerthakkavati. 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena