1. Bateson, J. E.G. (1995) Marketing Services. New York: The Dryden Press.
2. Cahill, DJ. (1995) The managerial implications of the learning organisation: a new tool for internal marketing. Journal of Services Marketing 9(4), 43-51.
3. Cuthbert, S. (1998) Opinion: pan-company marketing is no panacea. Marketing Business December/ January, p. 8.
4. Dees, G. G. and Robinson, R. B. (1982) Measuring organisational performance in the absence of objective measures: the case of the privately-held firm and conglomerate business unit. Strategic Management Journal 5(3), 252-73.
5. Harman, H. H. (1976) Modem Factor Analysis, 3rd edn. London: University of Chicago Press.