Divakaran, K. (2005). Kerala sancharam: Yatra vivaranam. Z Library.
Chicago Style aipamenaDivakaran, Kattakkata. Kerala Sancharam: Yatra Vivaranam. Thiruvanathapuram: Z Library, 2005.
MLA aipamenaDivakaran, Kattakkata. Kerala Sancharam: Yatra Vivaranam. Z Library, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.