APA (7th ed.) Citation

Malory, T., Cowen, J., & Lawlor, J. (1986). Le morte d'Arthur: In two volumes. Penguin Books.

Chicago Style (17th ed.) Citation

Malory, Thomas, Janet Cowen, and John Lawlor. Le Morte D'Arthur: In Two Volumes. Harmondsworth: Penguin Books, 1986.

MLA (8th ed.) Citation

Malory, Thomas, et al. Le Morte D'Arthur: In Two Volumes. Penguin Books, 1986.