Jinadasa M P K(International Conference on Social Sciences, Sri Lanka,18-20 July 2008.Research Centre for Social Sciences, Faculty of Social Sciences, University of Kelaniya. Kelaniya,Sri Lanka, 2008)
Jinadasa M P K; Rajapaksha C(The Issues and Challenges of the 21st Century,10th Anniversary international Symposium. Sri Lanka, 4th-8th July 2006. Sabaragamuwa University of Sri Lanka. Kelaniya, Sri Lanka, 2006)