توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Harper, G. (2016). The joy of conflict resolution: Transforming victims, villains and heroes in the workplace and at home. New Society Publishers.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Harper, Gary. The Joy of Conflict Resolution: Transforming Victims, Villains and Heroes in the Workplace and at Home. Gabriola: New Society Publishers, 2016.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Harper, Gary. The Joy of Conflict Resolution: Transforming Victims, Villains and Heroes in the Workplace and at Home. New Society Publishers, 2016.