Helms, B. (2006). Access for all: Building inclusive financial systems. World Bank.
Chicago-Zitierstil (17. Ausg.)Helms, Brigit. Access for All: Building Inclusive Financial Systems. Washington, DC: World Bank, 2006.
MLA-Zitierstil (9. Ausg.)Helms, Brigit. Access for All: Building Inclusive Financial Systems. World Bank, 2006.