Cita APA (7th ed.)

Josephson, M. (1934). The Robber barons: The great American barons, 1861-1901. Harcourt, Brace.

Cita Chicago (17th ed.)

Josephson, Matthew. The Robber Barons: The Great American Barons, 1861-1901. N.Y.: Harcourt, Brace, 1934.

Cita MLA (8th ed.)

Josephson, Matthew. The Robber Barons: The Great American Barons, 1861-1901. Harcourt, Brace, 1934.