Zencey. The Other Road to Serfdom and the Path to Sustainable Democracy. University Press of New England.
Chicago-referens (17:e uppl.)Zencey. The Other Road to Serfdom and the Path to Sustainable Democracy. University Press of New England.
MLA-referens (9:e uppl.)Zencey. The Other Road to Serfdom and the Path to Sustainable Democracy. University Press of New England.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.