1. A Ladder Of Citizen Participation
2. Austin, M. R. and Miller, D. J. 1978.Conservation.Edited by: Austin, M. P. and Cocks, D. J. 161–195. Australia: CSIRO. In “Land Use on the South Coast of New South Wales”, pp
3. 4. The Future of the Forested Environment
4. Burton, T. L. 1974.The challenge of the leisure environment.325–339. In “Leisure: A New Perspective”, Australian Government Printing Service, Canberra, pp