Pasquale Finaldi และ Arpaporn Powwattana. (2014) Risky sexual behavior among Thai adolescent in Bangkok congested areas. Mahidol University:ม.ป.ท.Pasquale Finaldi และ Arpaporn Powwattana. 2014. Risky sexual behavior among Thai adolescent in Bangkok congested areas. ม.ป.ท.:Mahidol University;Pasquale Finaldi และ Arpaporn Powwattana. Risky sexual behavior among Thai adolescent in Bangkok congested areas. ม.ป.ท.:Mahidol University, 2014. Print.