Citazione Stile APA (7a Edizione)
Börzel, T. A. (1999). Why there is no southern problem: On environmental leaders and laggards in the European union. European University Institute.
Citazione stile Chigago Style (17a edizione)
Börzel, Tanja A. Why There Is No Southern Problem: On Environmental Leaders and Laggards in the European Union. San Domenico (FI): European University Institute, 1999.
Citatione MLA (9a ed.)
Börzel, Tanja A. Why There Is No Southern Problem: On Environmental Leaders and Laggards in the European Union. European University Institute, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.