APA (7th ed.) Citation

Halifax, G. S. 1. m. o., & Kenyon, J. P. (1969). Complete works. Penguin Books.

Chicago Style (17th ed.) Citation

Halifax, George Savile 1st marquis of, and John Philipps Kenyon. Complete Works. Baltimore: Penguin Books, 1969.

MLA (9th ed.) Citation

Halifax, George Savile 1st marquis of, and John Philipps Kenyon. Complete Works. Penguin Books, 1969.