Citazione Stile APA (7a Edizione)

Pérez, F. S., Peña, B. E., & Ferreiro, J. (2011). Public pensions' sustainability and population ageing: Is immigration the solution? International Labour Organization.

Citazione stile Chigago Style (17a edizione)

Pérez, Felipe Serrano, Begoña Eguía Peña, e Jesús Ferreiro. Public Pensions' Sustainability and Population Ageing: Is Immigration the Solution? International Labour Organization, 2011.

Citatione MLA (9a ed.)

Pérez, Felipe Serrano, et al. Public Pensions' Sustainability and Population Ageing: Is Immigration the Solution? International Labour Organization, 2011.