Hinke, W. J., Boehm, J. P., & Good, J. I. 1. (1903). Minutes and letters of the Coetus of the German Reformed congregations in Pennsylvania, 1747-1792: Together with three preliminary reports of Rev. John Philip Boehm, 1734-1744. Philadelphia: Reformed Church Publication Board.

Hinke, William John, John Philip Boehm, and James I. 1850-1924 Good. Minutes and Letters of the Coetus of the German Reformed Congregations in Pennsylvania, 1747-1792: Together With Three Preliminary Reports of Rev. John Philip Boehm, 1734-1744. Philadelphia: Reformed Church Publication Board, 1903.

Hinke, William John, John Philip Boehm, and James I. 1850-1924 Good. Minutes and Letters of the Coetus of the German Reformed Congregations in Pennsylvania, 1747-1792: Together With Three Preliminary Reports of Rev. John Philip Boehm, 1734-1744. Philadelphia: Reformed Church Publication Board, 1903.