Wolff, E. N. (2006). Does education really help?: Skill, work, and inequality. Oxford University Press.
Chicago-referens (17:e uppl.)Wolff, Edward N. Does Education Really Help?: Skill, Work, and Inequality. Oxford: Oxford University Press, 2006.
MLA-referens (9:e uppl.)Wolff, Edward N. Does Education Really Help?: Skill, Work, and Inequality. Oxford University Press, 2006.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.