Cita APA (7a ed.)

Diehl, C., Bell, H., & Kerpely, T. d. (1964). Byzantine empresses. Elek.

Cita Chicago Style (17a ed.)

Diehl, Charles, Harold Bell, y Theresa de Kerpely. Byzantine Empresses. London: Elek, 1964.

Cita MLA (9a ed.)

Diehl, Charles, et al. Byzantine Empresses. Elek, 1964.