Cita APA (7a ed.)

Burckhardt, J., & Nichols, J. H. (1955). Force and Freedom: An interpretation of history. Meridian Books.

Cita Chicago Style (17a ed.)

Burckhardt, Jacob, y James Hastings Nichols. Force and Freedom: An Interpretation of History. New York: Meridian Books, 1955.

Cita MLA (9a ed.)

Burckhardt, Jacob, y James Hastings Nichols. Force and Freedom: An Interpretation of History. Meridian Books, 1955.