Cita APA (7th ed.)

Layard, R., Nickell, S., & Jackman, R. (2005). Unemployment: Macroeconomic Performance and the Labour Market. Oxford University Press.

Cita Chicago (17th ed.)

Layard, R., S. Nickell, i R. Jackman. Unemployment: Macroeconomic Performance and the Labour Market. Oxford University Press, 2005.

Cita MLA (9th ed.)

Layard, R., et al. Unemployment: Macroeconomic Performance and the Labour Market. Oxford University Press, 2005.