Cita APA (7th ed.)

Speier, H. (1969). Force and folly: Essays on foreign affairs and the history of ideas. M.I.T. Press.

Cita Chicago (17th ed.)

Speier, Hans. Force and Folly: Essays on Foreign Affairs and the History of Ideas. Cambridge, Mass: M.I.T. Press, 1969.

Cita MLA (9th ed.)

Speier, Hans. Force and Folly: Essays on Foreign Affairs and the History of Ideas. M.I.T. Press, 1969.