Panatda Chumnansook. (2007) Speed, violence and sex : marginality, identity and road traffic injuries among young motorcyclists. Mahidol University,:ม.ป.ท.Panatda Chumnansook. 2007. Speed, violence and sex : marginality, identity and road traffic injuries among young motorcyclists. ม.ป.ท.:Mahidol University,;Panatda Chumnansook. Speed, violence and sex : marginality, identity and road traffic injuries among young motorcyclists. ม.ป.ท.:Mahidol University, 2007. Print.