TY  - BOOK
AU  - Wittgenstein,Ludwig
TI  - Tractatus logico-philosophicus
T2  - International library of psychology, philosophy, and scientific method
AV  - B 3376 .W563 .W5 
PY  - 1949///
CY  - London
PB  - Routledge & K. Paul
KW  - Logic, Symbolic and mathematical
KW  - Philosophy
KW  - Language and languages
ER  -