TY  - BOOK
AU  - Wason, P. C., ed.
TI  - Thinking and reasoning:  selected reading 
U1  - 153 
PY  - 1968///(1970printing)
CY  - Harmondsworth
PB  - Penguin
KW  - Memory and Learning
KW  - Psychology
N1  - Include index
ER  -