Hadley, A. T. (1974). The relations between freedom and responsibility in the evolution of democratic government. Arno Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hadley, Arthur Twining. The Relations Between Freedom and Responsibility in the Evolution of Democratic Government. New York: Arno Press, 1974.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hadley, Arthur Twining. The Relations Between Freedom and Responsibility in the Evolution of Democratic Government. Arno Press, 1974.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.