Lea, C. (2021). The metal heart: A novel of love and valor in World War II (First Harper Large Print edition.). Harper Large Print, an imprint of HarperCollinsPublishers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Lea, Caroline. The Metal Heart: A Novel of Love and Valor in World War II. First Harper Large Print edition. New York, NY: Harper Large Print, an imprint of HarperCollinsPublishers, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Lea, Caroline. The Metal Heart: A Novel of Love and Valor in World War II. First Harper Large Print edition. Harper Large Print, an imprint of HarperCollinsPublishers, 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.