TY  - BOOK
AU  - Gunster, Berthold.
TI  - Flip thinking: The life-changing art of turning problems into opportunities
SN  - 9781529146288
U1  - GEN GUN 
PY  - 2022///
CY  - UK
PB  - Penguin Random House
KW  - Thinking
N1  - Includes EndNote and index
ER  -