Παραπομπή σε μορφή APA (7η εκδ.)

Carnap, R. (1988). Meaning and necessity: A study in semantics and modal logic ([2nd ed.].). University of Chicago Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Carnap, Rudolf. Meaning and Necessity: A Study in Semantics and Modal Logic. [2nd ed.]. Chicago: University of Chicago Press, 1988.

Παραπομπή σε μορφή MLA (9th εκδ.)

Carnap, Rudolf. Meaning and Necessity: A Study in Semantics and Modal Logic. [2nd ed.]. University of Chicago Press, 1988.