De-Escalate: How to Calm an Angry Person in 90 Seconds or LessHörbuchDe-Escalate: How to Calm an Angry Person in 90 Seconds or LessvonDouglas E. NollBewertung: 5 von 5 Sternen5/5De-Escalate: How to Calm an Angry Person in 90 Seconds or Less für später speichern