Cita APA (7a ed.)
Tim Marshall. (2015). Prisoners of Geography. HarperOne.
Cita Chicago Style (17a ed.)
Tim Marshall. Prisoners of Geography. London: HarperOne, 2015.
Cita MLA (9a ed.)
Tim Marshall. Prisoners of Geography. HarperOne, 2015.
Precaución: Estas citas no son 100% exactas.