APA引文

World Bank, ebrary, Inc, & Raballand, G. (2012). Why does cargo spend weeks in Sub-Saharan African ports?: Lessons from six countries. World Bank.

Chicago Style (17th ed.) Citation

World Bank, Inc ebrary, and Gaël Raballand. Why Does Cargo Spend Weeks in Sub-Saharan African Ports?: Lessons from Six Countries. Washington, D.C.: World Bank, 2012.

MLA引文

World Bank, et al. Why Does Cargo Spend Weeks in Sub-Saharan African Ports?: Lessons from Six Countries. World Bank, 2012.

警告:這些引文格式不一定是100%准確.