Gregorio, K. (2022). The double life of Katharine Clark: The untold story of the American journalist who risked her life for truth and justice. Sourcebooks.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gregorio, Katharine. The Double Life of Katharine Clark: The Untold Story of the American Journalist Who Risked Her Life for Truth and Justice. Naperville, Illinois: Sourcebooks, 2022.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Gregorio, Katharine. The Double Life of Katharine Clark: The Untold Story of the American Journalist Who Risked Her Life for Truth and Justice. Sourcebooks, 2022.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.