Divakaran Potti, E. K. T., & Premchand. (1991). Nirmala.
Chicago Style aipamenaDivakaran Potti, E K; Tr, and Premchand. Nirmala. Ernakulam, CICC, 1991.
MLA aipamenaDivakaran Potti, E K; Tr, and Premchand. Nirmala. 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.