Gw mau tau Ugi pirsani dari Martin Luther. Jelasin dalam bahasa jawa

Brecht, vol. 1, p. 48

Johann Von Staupitz at Catholic Encyclopedia

Brecht, vol. 1, p. 93

Brecht, vol. 1, pp. 126–27; Luther's Works, vol. 10, pp. 1–2

Brecht, vol. 1, p. 182

Brecht, vol. 1, p. 200

An Open Letter to The Christian Nobility of the German Nation Concerning the Reform of the Christian Estate, 1520 Part 1 Part 2