Diffenderffer, F. R. (1979). The German immigration into Pennsylvania through the port of Philadelphia from 1700 to 1775 and The redemptioners. Baltimore: Genealogical Pub. Co..
Chicago Style CitationDiffenderffer, Frank Ried. The German Immigration Into Pennsylvania Through the Port of Philadelphia From 1700 to 1775 and The Redemptioners. Baltimore: Genealogical Pub. Co., 1979.
MLA CitationDiffenderffer, Frank Ried. The German Immigration Into Pennsylvania Through the Port of Philadelphia From 1700 to 1775 and The Redemptioners. Baltimore: Genealogical Pub. Co., 1979.