Six thinking hats
DeBono,Edward
Six thinking hats - London Penguine Publisherd 2016 - 177 PB
978-0-241-25753-1
Thought and thinking Problem Solving Creative Thinking
153.42/DEB
Six thinking hats - London Penguine Publisherd 2016 - 177 PB
978-0-241-25753-1
Thought and thinking Problem Solving Creative Thinking
153.42/DEB