TY  - BOOK
AU  - De Bono,Edward
TI  - Six thinking hats
SN  - 014013784X (pbk.)
U1  - 158.1` BON 
PY  - 1985///
CY  - Middlesex, England
PB  - Penguin Group
KW  - Creative thinking
KW  - Problem solving
ER  -