Cita APA (7a ed.)

Layard, R., Nickell, S., & Jackman, R. (1993). Unemployment: Macroeconomic performance and the labour market. Oxford University Press.

Cita Chicago Style (17a ed.)

Layard, Richard, Stephen Nickell, y Richard Jackman. Unemployment: Macroeconomic Performance and the Labour Market. Oxford [etc.]: Oxford University Press, 1993.

Cita MLA (9a ed.)

Layard, Richard, et al. Unemployment: Macroeconomic Performance and the Labour Market. Oxford University Press, 1993.