APA (7th ed.) Citation

Malcolm, N., & Wright, G. H. v. (2001). Ludwig Wittgenstein: A memoir (2nd ed.). Clarendon Press.

Chicago Style (17th ed.) Citation

Malcolm, Norman, and G. H. von Wright. Ludwig Wittgenstein: A Memoir. 2nd ed. Oxford: Clarendon Press, 2001.

MLA (8th ed.) Citation

Malcolm, Norman, and G. H. von Wright. Ludwig Wittgenstein: A Memoir. 2nd ed. Clarendon Press, 2001.