1. Exhibition Industry Federation (1989) EIF Exhibition Effectiveness Survey. The Centre for Leisure and Tourism Studies.
2. Exhibition Industry Federation (1994) The UK Exhibition Industry - The Facts. London: The Exhibiton Industry Federation.
3. Hutt, M. D. and Speh, T. W. (1985) Industrial Marketing Management; A Strategic View of Industrial Markets. Tokyo: Holt-Saunders.
4. Incorporated Society of British Advertisers (1991) Exhibition Expenditure Survey. London: Incorporated Society of British Advertisers.
5. Keynote Publications Ltd (1991) Exhibitions and Conference Organisers. Hampton: Keynote Publications Ltd.