Balamaniyamma. (1959). Sopanam. Mathrubhumi books.
Chicago Style aipamenaBalamaniyamma. Sopanam. Kozhikode: Mathrubhumi books, 1959.
MLA aipamenaBalamaniyamma. Sopanam. Mathrubhumi books, 1959.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.