1. Albert, M. (1994), Stop the Killing Train, South End Press, Boston, MA.
2. Contours (1995), Vol. 7 No. 1, “Ecumenical Coalition on Third World Tourism (ECTWT)”, Bangkok.
3. Daily Mail (1998), 20 January.
4. ECTWT (1986), Third World People and Tourism, ECTWT, Bangkok.
5. ECTWT (1988), Tourism: An Ecumenical Concern, ECTWT, Bangkok.