leading scholar Gawthrop, Richard, and Gerald Strauss. "Protestantism and literacy in early modern Germany," Past & Present, 1984 #104 pp 31–55 online[失效連結]
Nineteenth-Century Germany (2005) Hollyday, FBM, Bismarck, Great Lives Observed, Prentice-Hall, 1970 . Hope, Nicholas, "Prussian Protestantism," in Philip G. Dwyer
'justification by grace through faith,' this central teaching of Protestantism is articulated in such hymns as 'A Mighty Fortress is Our God,' 'Ah, Holy Jesus
Dahrendorf, Ralf. Society and Democracy inGermany (1979) Dominick, Raymond III, The Environmental Movement inGermany, Bloomington, Indiana University, 1992
Calvinist 'Second Reformation' inGermany provoked reactive riots by Lutheran mobs, while Protestant image-breaking in the Baltic region deeply antagonized