TY  - BOOK
AU  - Hofstadter, Douglas R
AU  - Hofstadter,Douglas R
TI  - Metamagical Themas:  Questing for the Essence of Mind and Pattern
SN  - 0465045669   
U1  - N36 
PY  - 1986///
CY  - New York
PB  - Basic Books
N1  - includes index and biblioraphy
ER  -