APA-referens (7:e uppl.)
Frey, D. E. (2009). America's economic moralists: A history of rival ethics and economics. State University of New York Press.
Chicago-referens (17:e uppl.)
Frey, Donald E. America's Economic Moralists: A History of Rival Ethics and Economics. Albany: State University of New York Press, 2009.
MLA-referens (9:e uppl.)
Frey, Donald E. America's Economic Moralists: A History of Rival Ethics and Economics. State University of New York Press, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.