Thet Phyo Wai และ Pongsak Suriyavanagul. (2011) Traffic safety assessment at major intersections on Yangon-Pyay road in Yangon city. Kasetsart University:ม.ป.ท.Thet Phyo Wai และ Pongsak Suriyavanagul. 2011. Traffic safety assessment at major intersections on Yangon-Pyay road in Yangon city. ม.ป.ท.:Kasetsart University;Thet Phyo Wai และ Pongsak Suriyavanagul. Traffic safety assessment at major intersections on Yangon-Pyay road in Yangon city. ม.ป.ท.:Kasetsart University, 2011. Print.