1. Adams, J.C. (1973, “Effects of competition and open receptivity on creative productivity”, Catalogue of Selected Documents in Psychology, Vol. 3, pp. 16‐17.
2. Bickerstaff, G. (1993, “Measuring gains from training”, Personnel Management, Vol. 25 No. 11, pp. 48‐51.
3. Blau, P. (1954, “Cooperation and competition in a bureaucracy”, American Journal of Sociology, Vol. 59, pp. 530‐5.
4. Bronson, J. (1990, Team Development Indicator, Performance Dynamics Group, Mountain View, CA.
5. Dainty, P. and Lucas, D. (1992, “Clarifying the confusion: a practical framework for evaluating outdoor development programmes for managers”, Management Education and Development, Vol. 23 No. 2, pp. 106‐22.