APA (7th ed.) Citation

Porter, R. P. (1911). The ten republics: An introduction to the South American series in Porter's progress of nations. With twelve maps (1a. ed.). George Routledge and sons, Ltd.

Chicago Style (17th ed.) Citation

Porter, Robert P. The Ten Republics: An Introduction to the South American Series in Porter's Progress of Nations. With Twelve Maps. 1a. ed. Londres: George Routledge and sons, Ltd, 1911.

MLA (9th ed.) Citation

Porter, Robert P. The Ten Republics: An Introduction to the South American Series in Porter's Progress of Nations. With Twelve Maps. 1a. ed. George Routledge and sons, Ltd, 1911.