Layard, R., Nickell, S., & Jackman, R. (2005). Unemployment: Macroeconomic Performance and the Labour Market. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Layard, R., S. Nickell, agus R. Jackman. Unemployment: Macroeconomic Performance and the Labour Market. Oxford University Press, 2005.
Lua MLA (9ú heag.)Layard, R., et al. Unemployment: Macroeconomic Performance and the Labour Market. Oxford University Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.