TY  - BOOK
AU  - Wittgenstein,Ludwig
AU  - Anscombe,G.E.M.
AU  - Wright,G.H.von
AU  - Paul,Denis
TI  - On certainty
U1  - 121/.6 
PY  - 1969///
CY  - New York
PB  - Harper Torchbooks
KW  - Certainty
N1  - Added t.p. in German; German and English on opposite pages, numbered in duplicate; Translation of: Uber Gewissheit
ER  -