Cita APA (7a ed.)

Feys, R., & Fitch, F. B. (1969). Dictionary of symbols of mathematical logic. North-Holland.

Cita Chicago Style (17a ed.)

Feys, Robert, y Frederic B. Fitch. Dictionary of Symbols of Mathematical Logic. Amsterdam: North-Holland, 1969.

Cita MLA (9a ed.)

Feys, Robert, y Frederic B. Fitch. Dictionary of Symbols of Mathematical Logic. North-Holland, 1969.