Cruz-Saco, M. A., & Mesa-Lago, C. (1999). Do Options Exist ?: The Reform of Pension and Health Care Systems in Latin America. University of Pittsburgh Press.
Dyfyniad Arddull ChicagoCruz-Saco, Maria Amparo, and Carmelo Mesa-Lago. Do Options Exist ?: The Reform of Pension and Health Care Systems in Latin America. Pittsburgh: University of Pittsburgh Press, 1999.
Dyfyniad MLACruz-Saco, Maria Amparo, and Carmelo Mesa-Lago. Do Options Exist ?: The Reform of Pension and Health Care Systems in Latin America. University of Pittsburgh Press, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.