Padmanabha Pilla, K. (1938). Kalvariyile kalpapadapam. Padnabha Pilla.
Chicago Style aipamenaPadmanabha Pilla, Kainikkara. Kalvariyile Kalpapadapam. Padnabha Pilla, 1938.
MLA aipamenaPadmanabha Pilla, Kainikkara. Kalvariyile Kalpapadapam. Padnabha Pilla, 1938.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.