Chookiart Kosa. 2003. Participation of family leaders in solving narcotics problems : a case study of Koh Kha district, Lampang province. Field of Study Population Education, Mahidol University;
Chookiart Kosa. (2003) Participation of family leaders in solving narcotics problems : a case study of Koh Kha district, Lampang province . Mahidol University/Bangkok.
Chookiart Kosa. Participation of family leaders in solving narcotics problems : a case study of Koh Kha district, Lampang province. . Bangkok:Mahidol University, 2003.
Chookiart Kosa. (2003) Participation of family leaders in solving narcotics problems : a case study of Koh Kha district, Lampang province . Mahidol University/Bangkok.