Kawatoko,Tokunaga & Iizuka 2005

Full Citation: Kawatoko, M.,Tokunaga, R. & Iizuka, M. Ancient and Islamic Rock Inscriptions of Southwest Saudi Arabia. I. Wādī Khushayba. Tokyo: The Middle Eastern Culture Center in Japan and Research Institute for Languages and Cultures of Asia and Africa, Tokyo University of Foreign Studies, 2005.