Cita APA (7th ed.)

Dummett, M. (1981). Frege: Philosophy of lenguage (2a. ed.). Harvard University.

Cita Chicago (17th ed.)

Dummett, Michael. Frege: Philosophy of Lenguage. 2a. ed. Cambridge: Harvard University, 1981.

Cita MLA (9th ed.)

Dummett, Michael. Frege: Philosophy of Lenguage. 2a. ed. Harvard University, 1981.