APA (7th ed.) Citation

Wilkes, J. (1767). A letter to His Grace, the Duke of Grafton. [publisher not identified].

Chicago Style (17th ed.) Citation

Wilkes, John. A Letter to His Grace, the Duke of Grafton. Berlin: [publisher not identified], 1767.

MLA (9th ed.) Citation

Wilkes, John. A Letter to His Grace, the Duke of Grafton. [publisher not identified], 1767.