References

 

  Chow, B. (1998, January) Contour Lines. Hong Kong : Chinese University of Hong Kong. Retrieved October 25, 1999 from World Wide Web: http://www.arch.cuhk.edu.hk/people/patrick/slope/grading/contour.htm .

  Curtis, R. (1998) OA Guide to Map & Compass - Part 1. Princeton University Outdoor Action. Retrieved October 25, 1999 from World Wide Web: http://www.princeton.edu/~oa/manual/mapcompass.shtml .

  Matkoski, S. (1998) A Backpacker's Page. Retrieved October 25, 1999 from World Wide Web:
http://www.dreamscape.com/matkoski/backpacker/navigate/maps.html .

  Latimer, D. (1996) Wilderness Navigation. Retrieved October 25,1999 from World Wild Web:
http://www.discoverjasper.com/RMHiking/navigat.htm .

  US Geological Survey. (1999) Topographic Map Symbols. Retrieved October 25, 1999 from World Wide Web:
http://mapping.usgs.gov/mac/isb/pubs/booklets/symbols/index.html .

  US Geological Survey. (1999) Topographic Map Symbols. Retrieved October 25, 1999 from World Wide Web:
http://mapping.usgs.gov/mac/isb/pubs/booklets/symbols/reading.html .
 



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