APA Style
WITTGENSTEIN, Ludwig, G.EM Anscombe. (1972).
On certainty .
London:
Harper Torchbooks.
Chicago Style
WITTGENSTEIN, Ludwig, G.EM Anscombe.
On certainty.
London:
Harper Torchbooks,
1972.
Book.
MLA Style
WITTGENSTEIN, Ludwig, G.EM Anscombe.
On certainty.
London:
Harper Torchbooks,
1972.
Book.
Turabian Style
WITTGENSTEIN, Ludwig, G.EM Anscombe.
On certainty.
London:
Harper Torchbooks,
1972.
Book.