נושאים: “...Infrastructure (Economics) Forecasting Algeria Periodicals....”
Full text available from ABI/INFORM Trade & Industry: 01/01/2009 to 01/31/2016
Full text available from Engineering Database: 01/01/2009 to 01/31/2016

נושאים: “...Infrastructure (Economics) Forecasting Angola Periodicals....”
Full text available from ABI/INFORM Trade & Industry: 01/01/2009 to 01/31/2017
Full text available from Engineering Database: 01/01/2009 to 01/31/2017

נושאים: “...Infrastructure (Economics) Forecasting Central America Periodicals....”
Full text available from ABI/INFORM Trade & Industry: 07/01/2010 to 01/31/2016
Full text available from Engineering Database: 07/01/2010 to 01/31/2016