Calkhoven, L., & Mundy, L. (2019). Code girls: The true story of the American women who secretly broke codes in World War II (Young readers edition, First trade paperback edition.). Little, Brown and Company.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Calkhoven, Laurie, و Liza Mundy. Code Girls: The True Story of the American Women Who Secretly Broke Codes in World War II. Young readers edition, First trade paperback edition. New York: Little, Brown and Company, 2019.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Calkhoven, Laurie, و Liza Mundy. Code Girls: The True Story of the American Women Who Secretly Broke Codes in World War II. Young readers edition, First trade paperback edition. Little, Brown and Company, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.