Cita APA (7a ed.)

Porter, R. P. (1911). The ten republics: An introduction to the South American Series in Porter's Progress of Nations. George Routledge and Sons.

Cita Chicago Style (17a ed.)

Porter, Robert P. The Ten Republics: An Introduction to the South American Series in Porter's Progress of Nations. London: George Routledge and Sons, 1911.

Cita MLA (9a ed.)

Porter, Robert P. The Ten Republics: An Introduction to the South American Series in Porter's Progress of Nations. George Routledge and Sons, 1911.