Cita APA (7a ed.)

Underwood, E. M. (1916). Heroes of conquest and empire. The Macmillan Company.

Cita Chicago Style (17a ed.)

Underwood, Etta M. Heroes of Conquest and Empire. New York: The Macmillan Company, 1916.

Cita MLA (8a ed.)

Underwood, Etta M. Heroes of Conquest and Empire. The Macmillan Company, 1916.