Cita APA (7a ed.)

Storm, T., Heyse, P., & Bernd, C. A. (1969). 1853 - 1875. E. Schmidt.

Cita Chicago Style (17a ed.)

Storm, Theodor, Paul Heyse, y Clifford Albrecht Bernd. 1853 - 1875. Berlin: E. Schmidt, 1969.

Cita MLA (8a ed.)

Storm, Theodor, et al. 1853 - 1875. E. Schmidt, 1969.