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.
Lua i Stíl Chicago (17ú heag.)Cruz-Saco, Maria Amparo, agus Carmelo Mesa-Lago. Do Options Exist ?: The Reform of Pension and Health Care Systems in Latin America. Pittsburgh: University of Pittsburgh Press, 1999.
Lua MLA (9ú heag.)Cruz-Saco, Maria Amparo, agus Carmelo Mesa-Lago. Do Options Exist ?: The Reform of Pension and Health Care Systems in Latin America. University of Pittsburgh Press, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.