APA aipamena

Burckhardt, J. (1943). Force and freedom: Reflections on history. New York: Pantheon Books.

Chicago Style aipamena

Burckhardt, Jacob. Force and Freedom: Reflections On History. New York: Pantheon Books, 1943.

MLA aipamena

Burckhardt, Jacob. Force and Freedom: Reflections On History. New York: Pantheon Books, 1943.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.