APA (7th ed.) Citation

Penn, W., Barclay, R., Whitehead, G., & Fox, G. (1688). The Quakers caveat and testimonies against popery. [publisher not identified].

Chicago Style (17th ed.) Citation

Penn, William, Robert Barclay, George Whitehead, and George Fox. The Quakers Caveat and Testimonies Against Popery. London: [publisher not identified], 1688.

MLA (9th ed.) Citation

Penn, William, et al. The Quakers Caveat and Testimonies Against Popery. [publisher not identified], 1688.