by William Ury
Hardcover
details (UK).
(see also: eBook (Kindle))
details (USA).
(see also: Audible Audiobook · eBook (Kindle))
details (Germany).
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details (Canada).
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ISBN: 978-0-340-92379-5
ISBN-10: 0-340-92379-2
Hodder Paperbacks · 2007