APA-ийн эшлэл(7 дахь хэвлэлт)

Samuels, R. (2013). Why public higher education should be free: How to decrease costs and increase quality at American universities. Rutgers University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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 -ийн эшлэл (9 дэх хэвлэлт)

Samuels, Robert. Why Public Higher Education Should Be Free: How to Decrease Costs and Increase Quality at American Universities. Rutgers University Press, 2013.