Rugg, H. O. (1926). The mechanical conquest of America (2d experimental ed.). [s.n.].
Chicagoスタイル(17版)引用形式Rugg, Harold Ordway. The Mechanical Conquest of America. 2d experimental ed. New York: [s.n.], 1926.
MLA(8版)引用形式Rugg, Harold Ordway. The Mechanical Conquest of America. 2d experimental ed. [s.n.], 1926.
警告: この引用は必ずしも正確ではありません.