APA (7th ed.) Citation

Sayers, F., Crouse, J., & Stevenson, W. Disquisitions, metaphysical and literary.

Chicago Style (17th ed.) Citation

Sayers, F., John Crouse, and William Stevenson. Disquisitions, Metaphysical and Literary.

MLA (9th ed.) Citation

Sayers, F., et al. Disquisitions, Metaphysical and Literary.