International Conference on Cartography // International Cartographic Association. =ICA. =Association cartographique internationale. =Internationale Kartographische Vereinigung =IKV ; 9
[Kongress] ; 9 ; 1978 ; College Park, Md. [Kongress] ; 9 (College Park, Md.) : 1978.07.26-08.02
1978
Conference Proceedings
Unknown