Fletcher, G. P. (2001). Our secret constitution: How Lincoln redefined American democracy. Oxford University Press.
Chicagoスタイル(17版)引用形式Fletcher, George P. Our Secret Constitution: How Lincoln Redefined American Democracy. Oxford ; New York: Oxford University Press, 2001.
MLA(9版)引用形式Fletcher, George P. Our Secret Constitution: How Lincoln Redefined American Democracy. Oxford University Press, 2001.
警告: この引用は必ずしも正確ではありません.