Wittgenstein, Ludwig 1889-1951 On certainty / by Ludwig Wittgenstein ; edited by G.E.M. Anscombe and G.H. von Wright ; translated by Denis Paul and G.E.M. Anscombe - New York, N.Y. : Harper Torchbooks, c1969 - 1 v. (various pagings) German and English on opposite pages ISBN: 0061316865 Subjects--Topical Terms: CERTAINTY LC Class. No.: B3376 .W56 / W577O