TY  - BOOK
AU  - Hofstadter,Douglas R.
TI  - Godel, escher, bach : an eternal golden braid
U1  - QA/9.8 
PY  - 1979///
CY  - Middlesex
PB  - England
KW  - Artificial intelligence.
KW  - Metamathematics
KW  - Symmetry
ER  -