Flyvbjerg, B. (2007). Cost Overruns and Demand Shortfalls in Urban Rail and Other Infrastructure. Taylor and Francis.
Lua i Stíl Chicago (17ú heag.)Flyvbjerg, B. Cost Overruns and Demand Shortfalls in Urban Rail and Other Infrastructure. Taylor and Francis, 2007.
Lua MLA (9ú heag.)Flyvbjerg, B. Cost Overruns and Demand Shortfalls in Urban Rail and Other Infrastructure. Taylor and Francis, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.