Zacharia. (2005). Oru African Yatra. Mathrubhumi Books.
Chicago Style aipamenaZacharia. Oru African Yatra. Kozhikode: Mathrubhumi Books, 2005.
MLA aipamenaZacharia. Oru African Yatra. Mathrubhumi Books, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.