Wittgenstein's Nachlass [computer file] : text and facsimile version.
Wittgenstein, Ludwig,1889-1951.
Universitetet i Bergen.Wittgensteinarkivet.
Oxford : Oxford University Press,
c1999.
Published in association with the Wittgenstein Archives at the University of Bergen, Norway.
This image disc and can only be used after installing Wittgenstein's Nachlass. Vol. 1.
Title from disc.