APA-referens (7:e uppl.)

Percy of Newcastle, E. P. (2013). John Knox. The Lutterworth Press.

Chicago-referens (17:e uppl.)

Percy of Newcastle, Eustace Percy. John Knox. Cambridge: The Lutterworth Press, 2013.

MLA-referens (9:e uppl.)

Percy of Newcastle, Eustace Percy. John Knox. The Lutterworth Press, 2013.