Kesavan Nair P. (2004). Prapanchanrutham. Current Books.
Chicago Style aipamenaKesavan Nair P. Prapanchanrutham. Kottayam: Current Books, 2004.
MLA aipamenaKesavan Nair P. Prapanchanrutham. Current Books, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.