Cita APA (7a ed.)
Spencer, W. (1990). The middle east (3.ed.). The Dushkin Publishing Group.
Cita Chicago Style (17a ed.)
Spencer, William. The Middle East. 3.ed. Guilford: The Dushkin Publishing Group, 1990.
Cita MLA (9a ed.)
Spencer, William. The Middle East. 3.ed. The Dushkin Publishing Group, 1990.
Precaución: Estas citas no son 100% exactas.