Johnny, O. K. (2008). Edakkal caves and the history of wayanad: A students handbook. Mathrubhumi Books.
Dyfyniad Arddull ChicagoJohnny, O K.,ed. Edakkal Caves and the History of Wayanad: A Students Handbook. Kozhikode: Mathrubhumi Books, 2008.
Dyfyniad MLAJohnny, O K.,ed. Edakkal Caves and the History of Wayanad: A Students Handbook. Mathrubhumi Books, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.