American Civil War Center at Historic Tredegar, ebrary, Inc, Cooper, W. J., & McCardell, J. (2009). In the cause of liberty: How the Civil War redefined American ideals. Louisiana State University Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Civil War Center at Historic Tredegar, Inc ebrary, William J. Cooper, و John McCardell. In the Cause of Liberty: How the Civil War Redefined American Ideals. Baton Rouge: Louisiana State University Press, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Civil War Center at Historic Tredegar, et al. In the Cause of Liberty: How the Civil War Redefined American Ideals. Louisiana State University Press, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.