Hartmann, T., & Spit, T. (2013). van der Cammen, Hans; de Klerk, Len; Dekker, Gerhard; Witsen, Peter Paul (2013): The Selfmade Land: Culture and Evolution of Urban and Regional Planning in the Netherlands. Raumforschung Und Raumordnung | Spatial Research and Planning, 71(5), 437–438. https://doi.org/10.1007/s13147-013-0234-y