Cita APA (7th ed.)

Wittgenstein, L. (2009). Major works: Selected philosophical writings. HarperPerennial.

Cita Chicago (17th ed.)

Wittgenstein, Ludwig. Major Works: Selected Philosophical Writings. New York, NY: HarperPerennial, 2009.

Cita MLA (9th ed.)

Wittgenstein, Ludwig. Major Works: Selected Philosophical Writings. HarperPerennial, 2009.