Gordon Logic: Eisevier's dictionary of physical planning: in six languages: English, French, Italian, Dutch, German, and Swedish.

Thor Andersen, H. (1989). Gordon Logic: Eisevier’s dictionary of physical planning: in six languages: English, French, Italian, Dutch, German, and Swedish. Geografisk Tidsskrift, 89. Hentet fra https://tidsskrift.dk/geografisktidsskrift/article/view/44739