The urban age. World Bank.
Chicago Style (17th ed.) CitationThe Urban Age. Washington, D.C: World Bank.
MLA引文The Urban Age. World Bank.
警告：這些引文格式不一定是100％准確.
APA引文
The urban age. World Bank.
Chicago Style (17th ed.) CitationThe Urban Age. Washington, D.C: World Bank.
MLA引文The Urban Age. World Bank.