Calzada, I. (2013). The future of city-regions: Comparative territorial benchmarking.
Chicago-čujuhus (17. p.)Calzada, I. The Future of City-regions: Comparative Territorial Benchmarking. 2013.
MLA-čujuhus (9. p.)Calzada, I. The Future of City-regions: Comparative Territorial Benchmarking. 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.