Cita APA (7a ed.)

Burckhardt, J., & Boerlin-Brodbeck, Y. (1994). Die Skizzenbücher Jacob Burckhardts. Schwabe.

Cita Chicago Style (17a ed.)

Burckhardt, Jacob, y Yvonne Boerlin-Brodbeck. Die Skizzenbücher Jacob Burckhardts. Basel [etc.]: Schwabe, 1994.

Cita MLA (9a ed.)

Burckhardt, Jacob, y Yvonne Boerlin-Brodbeck. Die Skizzenbücher Jacob Burckhardts. Schwabe, 1994.