David J. Unwin

4 books

Nov 15, 2002
Cover of Geographic Information Analysis

Geographic Information Analysis

Mar 28, 1994
Cover of Visualization in Geographical Information Systems

Visualization in Geographical Information Systems

Dec 3, 1981
Cover of Introductory Spatial Analysis

Introductory Spatial Analysis

Aug 1, 1976
Cover of Computing for Geographers

Computing for Geographers