TY  - BOOK
AU  - Roy,Doty
TI  - Eye fooled you: the big book of optical illusions 
SN  - 0020429800
PY  - 1983///
CY  - New York
PB  - Macmillan Publishing
KW  - ILUSION OPTICA
KW  - PERCEPCION
KW  - PSICOLOGIA
ER  -