Lua APA (7ú heag.)
World Bank, ebrary, Inc, & Raballand, G. (2012). Why does cargo spend weeks in Sub-Saharan African ports?: Lessons from six countries. World Bank.
Lua i Stíl Chicago (17ú heag.)
World Bank, Inc ebrary, agus Gaël Raballand. Why Does Cargo Spend Weeks in Sub-Saharan African Ports?: Lessons from Six Countries. Washington, D.C.: World Bank, 2012.
Lua MLA (9ú heag.)
World Bank, et al. Why Does Cargo Spend Weeks in Sub-Saharan African Ports?: Lessons from Six Countries. World Bank, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.