Puffert, D. J. (1988). Social security finance in developing countries. Washington, DC: The World Bank.
Citación estilo ChicagoPuffert, Douglas J. Social Security Finance in Developing Countries. Washington, DC: The World Bank, 1988.
Cita MLAPuffert, Douglas J. Social Security Finance in Developing Countries. Washington, DC: The World Bank, 1988.
Precaución: Estas citas no son 100% exactas.