Mathew,K M. (2001). Manorama yearbook 2001. Malayala Manorama.
Chicago Style aipamenaMathew,K M. Manorama Yearbook 2001. Kottayam: Malayala Manorama, 2001.
MLA aipamenaMathew,K M. Manorama Yearbook 2001. Malayala Manorama, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.