APA-referens (7:e uppl.)
Samuels, R. (2013). Why public higher education should be free: How to decrease costs and increase quality at American universities. Rutgers University Press.
Chicago-referens (17:e uppl.)
Samuels, Robert. Why Public Higher Education Should Be Free: How to Decrease Costs and Increase Quality at American Universities. New Brunswick, New Jersey: Rutgers University Press, 2013.
MLA-referens (9:e uppl.)
Samuels, Robert. Why Public Higher Education Should Be Free: How to Decrease Costs and Increase Quality at American Universities. Rutgers University Press, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.