Thiri และ Pavika Sriratanaban. (2018) Coping with drug abuse in Shan State. Chulalongkorn University:ม.ป.ท.Thiri และ Pavika Sriratanaban. 2018. Coping with drug abuse in Shan State. ม.ป.ท.:Chulalongkorn University;Thiri และ Pavika Sriratanaban. Coping with drug abuse in Shan State. ม.ป.ท.:Chulalongkorn University, 2018. Print.