Philipp Jakob Spener. Briefe aus der Frankfurter Zeit, 1666-1686, IV: 1679-1680. Edited by Johannes Wallmann with Martin Friedrich and Peter Blastenbrei. Pp. xxx+822. Tübingen: Mohr Siebeck, 2005. EUR184. 3 16 148593 9
Ward, W R
The Journal of Ecclesiastical History, 2006, Vol.57 (2), p.391 [Periódico revisado por pares]Cambridge: Cambridge University Press
Texto completo disponível