Wolff, E. N. (2006). Does education really help?: Skill, work, and inequality. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Wolff, Edward N. Does Education Really Help?: Skill, Work, and Inequality. Oxford: Oxford University Press, 2006.
Lua MLA (9ú heag.)Wolff, Edward N. Does Education Really Help?: Skill, Work, and Inequality. Oxford University Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.