APA (7th ed.) Citation

Descartes, R., Lindsay, A. D., & Veitch, J. (1949). A discourse on method. Dent.

Chicago Style (17th ed.) Citation

Descartes, Rene, A. D. Lindsay, and John Veitch. A Discourse on Method. London: Dent, 1949.

MLA (9th ed.) Citation

Descartes, Rene, et al. A Discourse on Method. Dent, 1949.