De-Escalate: How to Calm an Angry Person in 90 Seconds or LessAudiolibroDe-Escalate: How to Calm an Angry Person in 90 Seconds or LessdeDouglas E. NollCalificación: 5 de 5 estrellas5/5Guardar De-Escalate: How to Calm an Angry Person in 90 Seconds or Less para después