Greenleaf, W. (1968). American economic development since 1860. Harper & Row.
Chicagoスタイル(17版)引用形式Greenleaf, William. American Economic Development Since 1860. New York: Harper & Row, 1968.
MLA(9版)引用形式Greenleaf, William. American Economic Development Since 1860. Harper & Row, 1968.
警告: この引用は必ずしも正確ではありません.