Proceedings of the International Symposium on Cartography and Computing : applications in health and environment : Auto Carto IV /
Auto Carto4th1979Reston, Va.
Aangeenbrug, Robert T.
American Congress on Surveying and Mapping.
American Society of Photogrammetry.
International Symposium on Cartography and Computing.
Falls Church, Va. American Congress on Surveying and Mapping American Society of Photogrammetry
c1980
Cartography