World Bank, ebrary, Inc, & Gragnolati, M. (2011). Growing old in an older Brazil: Implications of population ageing on growth, poverty, public finance, and service delivery. World Bank.
芝加哥风格引文World Bank, Inc ebrary, 与 Michele Gragnolati. Growing Old in an Older Brazil: Implications of Population Ageing on Growth, Poverty, Public Finance, and Service Delivery. Washington D.C.: World Bank, 2011.
MLA引文World Bank, et al. Growing Old in an Older Brazil: Implications of Population Ageing on Growth, Poverty, Public Finance, and Service Delivery. World Bank, 2011.
警告：这些引文格式不一定是100％准确.