1. Introduction to geomorphology;Ahnert,1998
2. Geographic information systems;Aronoff,1991
3. Australasian and New Zealand Land Information Council (2000). http://www.anzlic.org.au/anz_site.htm (accessed on 28/07/00).
4. Badawy, N. S. (1981). Southern Wimmera soils and their significance to local agriculture. Department of Agriculture, Victoria, Melbourne.
5. Badawy, N. S. (1982). Soils of Vineyards of the Halls Gap District. Department of Agriculture, Melbourne.