Proceedings ACSM - ASP 1977, Modern land data systems, a national objective, February 27 - March 5, 1977, Washington DC, ACSM. Proceedings of the American congress on surveying and mapping, 37th annual meeting / Sherrill Snellgrove (1977)
Voir aussi
- Proceedings ACSM - ASP 1977, Modern land data systems, a national objective, February 27 - March 5, 1977, Washington DC, ASP 1. Proceedings of the American society of photogrammetry, 43rd annual meeting, volume 1 / Franklin S. Baxter (1977)
- Proceedings ACSM - ASP 1977, Modern land data systems, a national objective, February 27 - March 5, 1977, Washington DC, ASP 2. Proceedings of the American society of photogrammetry, 43rd annual meeting, volume 2 / Franklin S. Baxter (1977)