Cita APA (7th ed.)

Bräuninger, M., & Niebuhr, A. (2005). Agglomeration, Spatial Interaction and Convergence in the EU.

Cita Chicago (17th ed.)

Bräuninger, Michael, i Annekatrin Niebuhr. Agglomeration, Spatial Interaction and Convergence in the EU. Hamburg, 2005.

Cita MLA (8th ed.)

Bräuninger, Michael, i Annekatrin Niebuhr. Agglomeration, Spatial Interaction and Convergence in the EU. 2005.