Jiraphat seesangnom และ Krisna Lertsukprasert. (2015) Variety of acoustic in visual reinforcement audiometry. Mahidol University:ม.ป.ท.Jiraphat seesangnom และ Krisna Lertsukprasert. 2015. Variety of acoustic in visual reinforcement audiometry. ม.ป.ท.:Mahidol University;Jiraphat seesangnom และ Krisna Lertsukprasert. Variety of acoustic in visual reinforcement audiometry. ม.ป.ท.:Mahidol University, 2015. Print.