Cita APA (7a ed.)

Barro, R. J., & MacDonald, G. M. Social security and consumer spending in an international cross section.

Cita Chicago Style (17a ed.)

Barro, Robert J., y Glenn M. MacDonald. Social Security and Consumer Spending in an International Cross Section.

Cita MLA (8a ed.)

Barro, Robert J., y Glenn M. MacDonald. Social Security and Consumer Spending in an International Cross Section.