Cita APA (7a ed.)
Williamson, J. B., & Pampel, F. C. (1993). Old-Age Security in Comparative Perspective (1. ed.). Oxford University Press.
Cita Chicago Style (17a ed.)
Williamson, John B., y Fred C. Pampel. Old-Age Security in Comparative Perspective. 1. ed. New York: Oxford University Press, 1993.
Cita MLA (9a ed.)
Williamson, John B., y Fred C. Pampel. Old-Age Security in Comparative Perspective. 1. ed. Oxford University Press, 1993.
Precaución: Estas citas no son 100% exactas.