Cita APA (7th ed.)
Broughton, J. (2003). Descartes's method of doubt. Princeton University Press.
Cita Chicago (17th ed.)
Broughton, Janet. Descartes's Method of Doubt. Princeton, N.J. ; Oxford: Princeton University Press, 2003.
Cita MLA (9th ed.)
Broughton, Janet. Descartes's Method of Doubt. Princeton University Press, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.