Chien, J.M.N. (1983) 'Social Rehabilitation and Integration of Treated Addicts', Proceedings of the 2nd Pan Pacific Conference on Drugs and Alcohol: Towards A Co-ordinated Approach. Hong Kong: Organizing Committee of 2nd Pan Pacific Conference on Drugs and Alcohol.
2.
Chien, J.M.N. and Yang, W.C.Y. (1983) 'Self-Help Training', in L. MacQuane (ed.) Drug Dependence in Hong Kong. Hong Kong: School of Social Work, Hong Kong Polytechnic .
3.
Ma, M. (1983) 'Pemadam's Role in Dadah Prevention Education' , Proceedings of the 5th NGO's International Conference on Drug Dependence, pp. 5-4-1 to 5-4-19 Singapore : Singapore Anti-Narcotics Association.
4.
Ong, T.H. (1987). 'The Effectiveness of Group Counselling with Drug Supervisees', Proceedings of the 8th Conference of the International Federation of NGOs for the Prevention of Drug and Substance Abuse. Sydney: Alcohol & Drug Foundation, Australia, pp. 174-81.
5.
Singapore Anti-Narcotics Association (1982 ). 11th Annual Report.
6.
Singapore Anti-Narcotics Association ( 1983 ). 12th Annual Report.
7.
Singapore Anti-Narcotics Association (1988 ). Report on Group Counselling for Supervisees for the Month of February 1988. (Unpublished).
8.
Singapore, Ministry of Home Affairs (1987). Review of Drug Programme. A restricted report.
