Environmental assessment and resource management : ISPRS IV proceedings : Auto-Carto 5th International Symposium on Computer-Assisted Cartography and International Society for Photogrammetry and Remote Sensing Commission IV: Cartographic and data bank application of photogrammetry and remote sensing, Hyatt Regency Crystal City, Crystal City, Virginia, United States, August 22-28, 1982 / - Foreman, Jack. (The Society, 1983)