APA (7th ed.) Citation

Drennan, W. A letter to the Right Honorable William Pitt (The second edition.).

Chicago Style (17th ed.) Citation

Drennan, William. A Letter to the Right Honorable William Pitt. The second edition.

MLA (9th ed.) Citation

Drennan, William. A Letter to the Right Honorable William Pitt. The second edition.

Warning: These citations may not always be 100% accurate.