Martin, C. E. (1928). An introduction to the study of the American Constitution: A study of the formation and development of the American constitutional system and of the ideals upon which it is based. Oxford University Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Martin, Charles E. An Introduction to the Study of the American Constitution: A Study of the Formation and Development of the American Constitutional System and of the Ideals upon Which It Is Based. New York [etc.]: Oxford University Press, 1928.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Martin, Charles E. An Introduction to the Study of the American Constitution: A Study of the Formation and Development of the American Constitutional System and of the Ideals upon Which It Is Based. Oxford University Press, 1928.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.