TY  - BOOK
AU  - Wittgenstein,Ludwig
AU  - Anscombe,G.E.M.
AU  - Wright,G.H.von
TI  - On certainty
AV  - B3376.W563 U313 1969b
U1  - 121/.6 
PY  - 1969///]
CY  - New York
PB  - Harper
KW  - Certainty
KW  - Lasky collection
N1  - Added t.p. in German; German and English on opposite pages, numbered in duplicate; Translation of Über Gewissheit
ER  -