Burckhardt, J. (1974). Briefe. Schwabe.
Cita Chicago (17th ed.)Burckhardt, Jacob. Briefe. Basel: Schwabe, 1974.
Cita MLA (8th ed.)Burckhardt, Jacob. Briefe. Schwabe, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)