- Livre audioCrucial ConversationsJoseph Grenny
- Livre audioCrucial ConversationsKerry Patterson
- Livre audioCrucial AccountabilityKerry Patterson
- Livre audioCrucial ConversationsKerry Patterson
- Livre audioCrucial Influence, Third EditionJoseph Grenny
- Livre audioCrucial ConfrontationsKerry Patterson
- Livre audioInfluencerJoseph Grenny
- Livre audioInfluencerJoseph Grenny
- Livre audioStretchKarie Willyerd