Berne, E. C. (2020). Guns and the #neveragain movement: What would it take to end mass shootings? Compass Point Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Berne, Emma Carlson. Guns and the #neveragain Movement: What Would It Take to End Mass Shootings? North Mankato, Minnesota: Compass Point Books, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Berne, Emma Carlson. Guns and the #neveragain Movement: What Would It Take to End Mass Shootings? Compass Point Books, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.