Cita APA (7th ed.)
Luntley, M. (2015). Wittgenstein: Opening investigations. Wiley.
Cita Chicago (17th ed.)
Luntley, Michael. Wittgenstein: Opening Investigations. Hoboken: Wiley, 2015.
Cita MLA (9th ed.)
Luntley, Michael. Wittgenstein: Opening Investigations. Wiley, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.