Calzada, I. (2013). The future of city-regions: Basque and Oresund comparative territorial benchmarking.
Lua i Stíl Chicago (17ú heag.)Calzada, I. The Future of City-regions: Basque and Oresund Comparative Territorial Benchmarking. 2013.
Lua MLA (9ú heag.)Calzada, I. The Future of City-regions: Basque and Oresund Comparative Territorial Benchmarking. 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.