Strassburger, R. B., & Hinke, W. J. (1934). Pennsylvania German Pioneers: A publication of the original lists of arrivals in the port of Philadelphia from 1727 to 1808 / by Ralph Beaver Strassburger. Ed. by William John Hinke. Pennsylvania German Soc..
Chicago-referens (17:e uppl.)Strassburger, Ralph Beaver, och William John Hinke. Pennsylvania German Pioneers: A Publication of the Original Lists of Arrivals in the Port of Philadelphia from 1727 to 1808 / by Ralph Beaver Strassburger. Ed. by William John Hinke. Norristown, Penns.: Pennsylvania German Soc., 1934.
MLA-referens (8:e uppl.)Strassburger, Ralph Beaver, och William John Hinke. Pennsylvania German Pioneers: A Publication of the Original Lists of Arrivals in the Port of Philadelphia from 1727 to 1808 / by Ralph Beaver Strassburger. Ed. by William John Hinke. Pennsylvania German Soc., 1934.