American Society of Photogrammetry & American Congress on Surveying and Mapping. (1979). Joint proceedings of the American Society of Photogrammetry and the American Congress on Surveying and Mapping: 1979 fall meeting, Convention Center, Sioux Falls, South Dakota, September 17-20, 1979. ASP.
Chicago-viite (17. p.)American Society of Photogrammetry ja American Congress on Surveying and Mapping. Joint Proceedings of the American Society of Photogrammetry and the American Congress on Surveying and Mapping: 1979 Fall Meeting, Convention Center, Sioux Falls, South Dakota, September 17-20, 1979. Falls Church, Va.: ASP, 1979.
MLA-viite (8. p.)American Society of Photogrammetry ja American Congress on Surveying and Mapping. Joint Proceedings of the American Society of Photogrammetry and the American Congress on Surveying and Mapping: 1979 Fall Meeting, Convention Center, Sioux Falls, South Dakota, September 17-20, 1979. ASP, 1979.