APA-referens (7:e uppl.)
Schwartz, A. (2005). The third spring: G.K. Chesterton, Graham Greene, Christopher Dawson, and David Jones. Catholic University of America Press.
Chicago-referens (17:e uppl.)
Schwartz, Adam. The Third Spring: G.K. Chesterton, Graham Greene, Christopher Dawson, and David Jones. Washington, D.C.: Catholic University of America Press, 2005.
MLA-referens (9:e uppl.)
Schwartz, Adam. The Third Spring: G.K. Chesterton, Graham Greene, Christopher Dawson, and David Jones. Catholic University of America Press, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.