A comparison of recent spatial referencing approaches in planning /
Higgs, Gary.
Martin, David.
University of Wales.College of Cardiff.Department of City and Regional Planning.
Cardiff : Dept. of City and Regional Planning, University of Wales College of Cardiff,
[1997]
Teitl clawr = Cover title.
Yn cynnwys cyfeiriadau llyfryddol = Includes bibliographical references
Land use
Geographic information systems.