Joseph, T. U. (1971). Anavrtha beejikal. State Istuitute of Languages.
Chicago Style aipamenaJoseph, T. U. Anavrtha Beejikal. Trivandrum: State Istuitute of Languages, 1971.
MLA aipamenaJoseph, T. U. Anavrtha Beejikal. State Istuitute of Languages, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.