Narayana Menon Nalappattu. (2004). Arshajnanam. Mathrubhoomi.
Chicago Style aipamenaNarayana Menon Nalappattu. Arshajnanam. Kozhikode: Mathrubhoomi, 2004.
MLA aipamenaNarayana Menon Nalappattu. Arshajnanam. Mathrubhoomi, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.