Usaneya Perngparn,Usaneya Perngparn..[et al.]. 2001. An evaluation of government run substance misuse treatment centers. Bangkok:Institute of Health Research Chulalongkorn University;

Usaneya Perngparn,Usaneya Perngparn..[et al.]. An evaluation of government run substance misuse treatment centers. Bangkok:Institute of Health Research Chulalongkorn University, 2001. Print.

Usaneya Perngparn,Usaneya Perngparn..[et al.]. (2001) An evaluation of government run substance misuse treatment centers. Institute of Health Research Chulalongkorn University:Bangkok.