Ludwig Wittgenstein : a memoir

MLA

Malcolm, Norman, and G. H von Wright. Ludwig Wittgenstein : a Memoir. Reprinted London: Oxford University Press, 1959.

APA

Malcolm, N., & von Wright, G. H. (1959). Ludwig Wittgenstein : a memoir. Reprinted London: Oxford University Press.

Chicago

Malcolm, Norman, and G. H von Wright. Ludwig Wittgenstein: A Memoir. Reprinted London: Oxford University Press, 1959.