1
Έκδοση 1972
“...American Congress on Surveying and Mapping (Proceedings) Washington, D.C.)...”
Βιβλίο
2
Έκδοση 1974
“...American Congress on Surveying and Mapping (Proceedings) Washington, D.C.)...”
Βιβλίο
3
Έκδοση 1979
“...American Congress on Surveying and Mapping (Proceedings) Washington, D.C.)...”
Βιβλίο
4
Έκδοση 1975
“...American Congress on Surveying and Mapping (Proceedings) Washington, D.C.)...”
Βιβλίο
5
Έκδοση 1976
“...American Congress on Surveying and Mapping (Proceedings) Washington, D.C.)...”
Βιβλίο
6
Έκδοση 1977
“...American Congress on Surveying and Mapping (Proceedings) Washington, D.C.)...”
Βιβλίο