TY  - BOOK
AU  - WATANABE Ken
TI  - Problem solving 101: a simple book for smart people 
SN  - 0091929660 (pbk) :
PY  - 2009///
CY  - London
PB  - Vermillian
KW  - THINKING SKILLS
KW  - PROBLEM SOLVING
N1  - Originally published in Japanese language by Diamond Inc, Osaka
ER  -