©2013 National Research Council of Thailand
Wanitha Chiewwanichakul. 2002. The perception of sexual ethics of the Ramkhamhaeng University students. Field of Study Population Education, Mahidol University;
Wanitha Chiewwanichakul. (2002) The perception of sexual ethics of the Ramkhamhaeng University students . Mahidol University/Bangkok.
Wanitha Chiewwanichakul. The perception of sexual ethics of the Ramkhamhaeng University students. . Bangkok:Mahidol University, 2002.
Wanitha Chiewwanichakul. (2002) The perception of sexual ethics of the Ramkhamhaeng University students . Mahidol University/Bangkok.