Wedberg, A. (1982). A history of philosophy: From Bolzano to Wittgenstein, volume 2. Clarendon Press.
Cita Chicago (17th ed.)Wedberg, Anders. A History of Philosophy: From Bolzano to Wittgenstein, Volume 2. Oxford: Clarendon Press, 1982.
Cita MLA (9th ed.)Wedberg, Anders. A History of Philosophy: From Bolzano to Wittgenstein, Volume 2. Clarendon Press, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.