Ichikawa และ Masao. (1997) Gender differences in HIV-related sexual beliefs and safer sex intentions among vocational students in the Bangkok Metropolitan, Thailand. Mahidol University,:ม.ป.ท.Ichikawa และ Masao. 1997. Gender differences in HIV-related sexual beliefs and safer sex intentions among vocational students in the Bangkok Metropolitan, Thailand. ม.ป.ท.:Mahidol University,;Ichikawa และ Masao. Gender differences in HIV-related sexual beliefs and safer sex intentions among vocational students in the Bangkok Metropolitan, Thailand. ม.ป.ท.:Mahidol University, 1997. Print.