APA-čujuhus (7. p.)
ebrary, Inc. (2005). Private solutions for infrastructure in Angola. World Bank.
Chicago-čujuhus (17. p.)
ebrary, Inc. Private Solutions for Infrastructure in Angola. Washington, DC: World Bank, 2005.
MLA-čujuhus (9. p.)
ebrary, Inc. Private Solutions for Infrastructure in Angola. World Bank, 2005.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.