APA-ийн эшлэл(7 дахь хэвлэлт)

Rittgers, R. K. (2004). The reformation of the keys: Confession, conscience, and authority in sixteenth-century Germany. Harvard University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Rittgers, Ronald K. The Reformation of the Keys: Confession, Conscience, and Authority in Sixteenth-century Germany. Cambridge, Mass.: Harvard University Press, 2004.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Rittgers, Ronald K. The Reformation of the Keys: Confession, Conscience, and Authority in Sixteenth-century Germany. Harvard University Press, 2004.