1. It Lends Itself Naturally—a Study of the Leeds and Liverpool Canal as a Recreational Resource;British Waterways Board,1972
2. The British Waterways System. Leisure and Tourism on Inland Waterways. Summary of NOP Market Research Study;British Waterways Board,1986
3. Leeds and Liverpool Canal: Towing Path Survey;British Waterways Board,1989
4. Access to the Countryside for Sport and Recreation;Centre for Leisure Research,1986
5. Multiple use considerations;Clawson,1988