@book{Graetz, author = {Graetz, H.}, title = {Frank und die Frankisten, Breslau (Verlag der Schletter'schen Buchhandlung) 1868.}, language = {de} } @book{Schleiermacher, author = {Schleiermacher, Friedrich}, title = {Ueber die Religion, Leipzig (Brockhaus) 1868.}, language = {de} }