Rupp, I. D., Young, J., Van Etten, J., & Burd, J. (1845). History of Northampton, Lehigh, Monroe, Carbon and Schuylkill counties: Containing a brief history of the first settlers, topography of townships, notices of leading events, incidents, and interesting facts in the early history of these counties, with an appendix. G. Hills.
Chicago Style (17th ed.) CitationRupp, I. Daniel, James Young, John Van Etten, and James Burd. History of Northampton, Lehigh, Monroe, Carbon and Schuylkill Counties: Containing a Brief History of the First Settlers, Topography of Townships, Notices of Leading Events, Incidents, and Interesting Facts in the Early History of These Counties, with an Appendix. Lancaster, Pa.: G. Hills, 1845.
MLA (9th ed.) CitationRupp, I. Daniel, et al. History of Northampton, Lehigh, Monroe, Carbon and Schuylkill Counties: Containing a Brief History of the First Settlers, Topography of Townships, Notices of Leading Events, Incidents, and Interesting Facts in the Early History of These Counties, with an Appendix. G. Hills, 1845.