Cita APA (7a ed.)

Morris, C. W. (1971). Writings on the general theory of signs. Mouton.

Cita Chicago Style (17a ed.)

Morris, Charles W. Writings on the General Theory of Signs. Paris: Mouton, 1971.

Cita MLA (8a ed.)

Morris, Charles W. Writings on the General Theory of Signs. Mouton, 1971.