APA-referens (7:e uppl.)
Rittgers, R. K. (2004). The reformation of the keys: Confession, conscience, and authority in sixteenth-century Germany. Harvard University Press.
Chicago-referens (17:e uppl.)
Rittgers, Ronald K. The Reformation of the Keys: Confession, Conscience, and Authority in Sixteenth-century Germany. Cambridge, Mass.: Harvard University Press, 2004.
MLA-referens (9:e uppl.)
Rittgers, Ronald K. The Reformation of the Keys: Confession, Conscience, and Authority in Sixteenth-century Germany. Harvard University Press, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.