Joseph Puthenthara. (1978). Chungakarum Papikalum. Author, NBS.
Chicago Style aipamenaJoseph Puthenthara. Chungakarum Papikalum. Author, NBS, 1978.
MLA aipamenaJoseph Puthenthara. Chungakarum Papikalum. Author, NBS, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.