Watson, R., & Philadelphia, J. C. (1796). An apology for Christianity: In a series of letters, addressed to Edward Gibbon, esq., author of the History of the decline and fall of the Roman Empire. Being a necessary and instructive appendix thereto. Philadelphia: J. Carey.

Watson, Richard, and J. Carey Philadelphia. An Apology for Christianity: In a Series of Letters, Addressed to Edward Gibbon, Esq., Author of the History of the Decline and Fall of the Roman Empire. Being a Necessary and Instructive Appendix Thereto. Philadelphia: J. Carey, 1796.

Watson, Richard, and J. Carey Philadelphia. An Apology for Christianity: In a Series of Letters, Addressed to Edward Gibbon, Esq., Author of the History of the Decline and Fall of the Roman Empire. Being a Necessary and Instructive Appendix Thereto. Philadelphia: J. Carey, 1796.