Cita APA (7a ed.)

Goldstone, N. B. (2007). Four queens: The Provençal sisters who ruled Europe. Viking.

Cita Chicago Style (17a ed.)

Goldstone, Nancy Bazelon. Four Queens: The Provençal Sisters Who Ruled Europe. New York: Viking, 2007.

Cita MLA (8a ed.)

Goldstone, Nancy Bazelon. Four Queens: The Provençal Sisters Who Ruled Europe. Viking, 2007.

Precaución: Estas citas no son 100% exactas.