Citazione Stile APA (7a Edizione)
Smith, N. (2003). American empire: Roosevelt's geographer and the prelude to globalization. University of California Press.
Citazione stile Chigago Style (17a edizione)
Smith, Neil. American Empire: Roosevelt's Geographer and the Prelude to Globalization. Berkeley: University of California Press, 2003.
Citatione MLA (9a ed.)
Smith, Neil. American Empire: Roosevelt's Geographer and the Prelude to Globalization. University of California Press, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.