Cita APA

Cairns, J. C. (1966). The nineteenth century: 1815-1914. The free press.

Citación estilo Chicago

Cairns, John C. The Nineteenth Century: 1815-1914. New York: The free press, 1966.

Cita MLA

Cairns, John C. The Nineteenth Century: 1815-1914. New York: The free press, 1966.