Wolfgang, P. S. (1999). York County history in print: A selected list of references, published and unpublished, pertaining to the history of York County, its people and institutions. York, Pa.: York County 250th Anniversary Commission.

Wolfgang, Paul S. York County History in Print: A Selected List of References, Published and Unpublished, Pertaining to the History of York County, Its People and Institutions. York, Pa.: York County 250th Anniversary Commission, 1999.

Wolfgang, Paul S. York County History in Print: A Selected List of References, Published and Unpublished, Pertaining to the History of York County, Its People and Institutions. York, Pa.: York County 250th Anniversary Commission, 1999.