Narendra Prasad R. (1999). Ente sahithya niroopanangal. D C Books.
Chicago Style aipamenaNarendra Prasad R. Ente Sahithya Niroopanangal. Kottayam: D C Books, 1999.
MLA aipamenaNarendra Prasad R. Ente Sahithya Niroopanangal. D C Books, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.