APA (7. basım) Alıntı

Fletcher, G. P. (2001). Our secret constitution: How Lincoln redefined American democracy. Oxford University Press.

Chicago Style (17. basım) Atıf

Fletcher, George P. Our Secret Constitution: How Lincoln Redefined American Democracy. Oxford ; New York: Oxford University Press, 2001.

MLA (9th ed.) Atıf

Fletcher, George P. Our Secret Constitution: How Lincoln Redefined American Democracy. Oxford University Press, 2001.