Cita APA (7a ed.)
Burckhardt, J., & Hottinger, M. (1979). Reflections on history. Liberty Classics.
Cita Chicago Style (17a ed.)
Burckhardt, Jacob, y Mary Hottinger. Reflections on History. Indianapolis: Liberty Classics, 1979.
Cita MLA (9a ed.)
Burckhardt, Jacob, y Mary Hottinger. Reflections on History. Liberty Classics, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.