World Bank. Urban Division\nFederation of Canadian Municipalities\nDutch Ministry of Foreign Affairs\nUnited Nations Development Fund-UNCHS (Habitat) Urban Management Programme. (2019). Urban Age. World Bank.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)World Bank. Urban Division\nFederation of Canadian Municipalities\nDutch Ministry of Foreign Affairs\nUnited Nations Development Fund-UNCHS (Habitat) Urban Management Programme. Urban Age. Washington: World Bank, 2019.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)World Bank. Urban Division\nFederation of Canadian Municipalities\nDutch Ministry of Foreign Affairs\nUnited Nations Development Fund-UNCHS (Habitat) Urban Management Programme. Urban Age. World Bank, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.