Weber Barbara & Hans Wilhelm Mirjam Alfen. (2010). Infrastructure As an Asset Class: Investment strategies, project finance and PPP. Wiley A John Wiley and Sons Ltd Publication.
Chicago-referens (17:e uppl.)Weber Barbara och Hans Wilhelm Mirjam Alfen. Infrastructure As an Asset Class: Investment Strategies, Project Finance and PPP. UK: Wiley A John Wiley and Sons Ltd Publication, 2010.
MLA-referens (9:e uppl.)Weber Barbara och Hans Wilhelm Mirjam Alfen. Infrastructure As an Asset Class: Investment Strategies, Project Finance and PPP. Wiley A John Wiley and Sons Ltd Publication, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.