Abraham Mathew. (2015). നാലാംയാമം. Haritham Books.
Chicago Style aipamenaAbraham Mathew. നാലാംയാമം. Kozhikode: Haritham Books, 2015.
MLA aipamenaAbraham Mathew. നാലാംയാമം. Haritham Books, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.