Duhr, S. (2007). The visual language of spatial planning: Exploring cartographic representations for spatial planning in Europe. Routledge.
Citazione stile Chigago Style (17a edizione)Duhr, Stefanie. The Visual Language of Spatial Planning: Exploring Cartographic Representations for Spatial Planning in Europe. London: Routledge, 2007.
Citatione MLA (9a ed.)Duhr, Stefanie. The Visual Language of Spatial Planning: Exploring Cartographic Representations for Spatial Planning in Europe. Routledge, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.