Cita APA (7a ed.)

Twardowski, K., Betti, A., & Raspa, V. (2016). Logik: Wiener Logikkolleg, 1894-95. De Gruyter.

Cita Chicago Style (17a ed.)

Twardowski, Kazimierz, Arianna Betti, y Venanzio Raspa. Logik: Wiener Logikkolleg, 1894-95. Berlin: De Gruyter, 2016.

Cita MLA (9a ed.)

Twardowski, Kazimierz, et al. Logik: Wiener Logikkolleg, 1894-95. De Gruyter, 2016.