Cita APA (7a ed.)

Fertig, M., & Schmidt, C. M. (2003). Mobility within Europe: What do we (still not) know? Grupo de Economía Europea = European Economy Group.

Cita Chicago Style (17a ed.)

Fertig, Michael, y Christoph M. Schmidt. Mobility Within Europe: What Do We (still Not) Know? Madrid: Grupo de Economía Europea = European Economy Group, 2003.

Cita MLA (9a ed.)

Fertig, Michael, y Christoph M. Schmidt. Mobility Within Europe: What Do We (still Not) Know? Grupo de Economía Europea = European Economy Group, 2003.