Cita APA (7a ed.)
Osterreichische Ludwig Wittgenstein Gesellschaft, ProQuest (Firm), Pichler, A., & Saatela, S. (2006). Wittgenstein: The philosopher and his works (2nd ed.). Ontos Verlag.
Cita Chicago Style (17a ed.)
Osterreichische Ludwig Wittgenstein Gesellschaft, ProQuest (Firm), Alois Pichler, y Simo Saatela. Wittgenstein: The Philosopher and His Works. 2nd ed. Frankfurt: Ontos Verlag, 2006.
Cita MLA (9a ed.)
Osterreichische Ludwig Wittgenstein Gesellschaft, et al. Wittgenstein: The Philosopher and His Works. 2nd ed. Ontos Verlag, 2006.
Precaución: Estas citas no son 100% exactas.