TY  - BOOK
AU  - Wittgenstein,Ludwig
AU  - Russell,Bertrand
AU  - Ogden,C.K.
TI  - Tractatus Logico-Philosophicus
AV  - B 
PY  - 2010///
PB  - Project Gutenberg
KW  - Language and languages -- Philosophy
KW  - Logic, Symbolic and mathematical
N1  - Public domain in the USA; Electronic text
UR  - http://www.gutenberg.org/ebooks/5740
ER  -