Notes
- Ashworth , G.J. and Schuurmans , F. 1981 . Colmar: Aspects of form and function in a conserved city , GIRUG .
- Ashworth , G.J. and Schuurmans , F. 1982 . Commercial Activity in the Central Area of Perpignan , GIRUG .
References
- Corey , K.E. 1968 . Field Training in Geography , Washington , D.C. : Association of American Geographers . Technical Paper 1,
- Friberg , J.C. 1975 . Field Techniques and the Training of the American Geographer , Syracuse University . Discussion Paper 5,
- Lounsbury , J.F. and Aldrich , F.T. 1979 . Introduction to Geographic Field Methods and Techniques , Columbus , Ohio : Merrill .