The internationally bestselling guide to better thinking used by tens of thousands of people - fully revised and updated.
- ISBN10 014013784X
- ISBN13 9780140137842
- Publish Date 25 October 1990
- Publish Status Out of Print
- Out of Print 7 August 2002
- Publish Country GB
- Imprint Penguin Books Ltd
- Format Paperback
- Pages 224
- Language English