Pontus, B., Johhansson, D. The Determinants of Spatial Concentration: The Manufacturing and Service Sectors in the International Perspective. London: 2003 с. 41-63,.
Pontus, B., Johhansson, D. The Determinants of Spatial Concentration: The Manufacturing and Service Sectors in the International Perspective. London: 2003 с. 41-63,.
Pontus, B., Johhansson, D. (2003) The Determinants of Spatial Concentration: The Manufacturing and Service Sectors in the International Perspective, London: с. 41-63,.
Pontus, B., & Johhansson, D. (2003). The Determinants of Spatial Concentration: The Manufacturing and Service Sectors in the International Perspective. London: с. 41-63.
Pontus B, Johhansson D. The Determinants of Spatial Concentration: The Manufacturing and Service Sectors in the International Perspective. London: 2003. p. с. 41-63.