(2001). Criteria for the Spatial Diffentation of the EU Territory: Geographical Position: Study Programme on European Spatial Planning.
Chicago-Zitierstil (17. Ausg.)Criteria for the Spatial Diffentation of the EU Territory: Geographical Position: Study Programme on European Spatial Planning. Bonn, 2001.
MLA-Zitierstil (8. Ausg.)Criteria for the Spatial Diffentation of the EU Territory: Geographical Position: Study Programme on European Spatial Planning. 2001.
警告：這些引文格式不一定是100％准確.