Duhr, S. (2007). The visual language of spatial planning: Exploring cartographic representations for spatial planning in Europe. Routledge.
Lua i Stíl Chicago (17ú heag.)Duhr, Stefanie. The Visual Language of Spatial Planning: Exploring Cartographic Representations for Spatial Planning in Europe. London: Routledge, 2007.
Lua MLA (9ú heag.)Duhr, Stefanie. The Visual Language of Spatial Planning: Exploring Cartographic Representations for Spatial Planning in Europe. Routledge, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.