Cita APA (7a ed.)
Johnson, P., & Zimmermann, K. F. (1993). Labour markets in an ageing Europe (1. ed.). Cambridge University Press.
Cita Chicago Style (17a ed.)
Johnson, Paul, y Klaus F. Zimmermann. Labour Markets in an Ageing Europe. 1. ed. Cambridge: Cambridge University Press, 1993.
Cita MLA (9a ed.)
Johnson, Paul, y Klaus F. Zimmermann. Labour Markets in an Ageing Europe. 1. ed. Cambridge University Press, 1993.
Precaución: Estas citas no son 100% exactas.