APA-ийн эшлэл(7 дахь хэвлэлт)

Gilbert, R. (2003). Improving the lives of the poor through investment in cities: An update on the performance of the World Bank's urban portfolio. World Bank.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Gilbert, Roy. Improving the Lives of the Poor Through Investment in Cities: An Update on the Performance of the World Bank's Urban Portfolio. Washington, DC: World Bank, 2003.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Gilbert, Roy. Improving the Lives of the Poor Through Investment in Cities: An Update on the Performance of the World Bank's Urban Portfolio. World Bank, 2003.