Cita APA (7a ed.)

Carnap, R. (1956). Meaning and necessity. University of Chicago Press.

Cita Chicago Style (17a ed.)

Carnap, Rudolf. Meaning and Necessity. Chicago: University of Chicago Press, 1956.

Cita MLA (9a ed.)

Carnap, Rudolf. Meaning and Necessity. University of Chicago Press, 1956.