Sin Sovann. (1999) Safe sex intention to prevent HIV/AIDS and its determinants among students of Prah Sisovat high school, Phnom Penh, Cambodia /. Mahidol University,:ม.ป.ท.Sin Sovann. 1999. Safe sex intention to prevent HIV/AIDS and its determinants among students of Prah Sisovat high school, Phnom Penh, Cambodia /. ม.ป.ท.:Mahidol University,;Sin Sovann. Safe sex intention to prevent HIV/AIDS and its determinants among students of Prah Sisovat high school, Phnom Penh, Cambodia /. ม.ป.ท.:Mahidol University, 1999. Print.