(2002). Cities and networking in the Baltic Sea Region. Polish Academy of Sciences. Institute of Geography and Spatial Organization.
Chicago-Zitierstil (17. Ausg.)Cities and Networking in the Baltic Sea Region. Warszawa: Polish Academy of Sciences. Institute of Geography and Spatial Organization, 2002.
MLA-Zitierstil (9. Ausg.)Cities and Networking in the Baltic Sea Region. Polish Academy of Sciences. Institute of Geography and Spatial Organization, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.