Speier, H. (1969). Force and folly: Essays on foreign affairs and the history of ideas. M.I.T. Press.
Citazione stile Chigago Style (17a edizione)Speier, Hans. Force and Folly: Essays on Foreign Affairs and the History of Ideas. Cambridge, Mass: M.I.T. Press, 1969.
Citatione MLA (9a ed.)Speier, Hans. Force and Folly: Essays on Foreign Affairs and the History of Ideas. M.I.T. Press, 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.