APA (7th ed.) Citation

Whitefield, G. (1740). The Reverend Mr. George Whitefield's letter: To the Rev. Mr. John Westly. [publisher not identified].

Chicago Style (17th ed.) Citation

Whitefield, George. The Reverend Mr. George Whitefield's Letter: To the Rev. Mr. John Westly. [Boston?]: [publisher not identified], 1740.

MLA (9th ed.) Citation

Whitefield, George. The Reverend Mr. George Whitefield's Letter: To the Rev. Mr. John Westly. [publisher not identified], 1740.