Cita APA (7a ed.)

Jaspers, K., & Kirkbright, S. (2006). Italienbriefe 1902. Winter.

Cita Chicago Style (17a ed.)

Jaspers, Karl, y Suzanne Kirkbright. Italienbriefe 1902. Heidelberg: Winter, 2006.

Cita MLA (9a ed.)

Jaspers, Karl, y Suzanne Kirkbright. Italienbriefe 1902. Winter, 2006.