by Edward de Bono
Paperback
details (United Kingdom).
(see also: eBook (Kindle))
details (United States).
(see also: Audible Audiobook · eBook (Kindle))
details (Germany).
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details (Canada).
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ISBN: 978-0-14-103308-2
ISBN-10: 0-14-103308-8
Penguin · 2009