SCRUM : Le guide pratique de la méthode agile la plus populaire
(or amazon).
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The great thing is that the author (Claude AUBRY) gave us his feedbacks and returned of experiments about SCRUM.
As a Product Owner of "IceScrum" (OpenSource), he also tells us how to use it; the only drawback so far is that he does not presents other tools.
Great value either for beginners willing to improve their knowledge or for confirmed SCRUM practitioner.
Thanks.