Dyfyniad APA
Cottom, D. (2003). Why education is useless. University of Pennsylvania Press.
Dyfyniad Arddull Chicago
Cottom, Daniel. Why Education Is Useless. Philadelphia: University of Pennsylvania Press, 2003.
Dyfyniad MLA
Cottom, Daniel. Why Education Is Useless. University of Pennsylvania Press, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.