Delury, G., & edit. World encyclopedia of political systems. vol1 Afghanistan - Mozambique. Longman.
Cita Chicago Style (17a ed.)Delury, George, y edit. World Encyclopedia of Political Systems. Vol1 Afghanistan - Mozambique. Nueva York: Longman.
Cita MLA (9a ed.)Delury, George, y edit. World Encyclopedia of Political Systems. Vol1 Afghanistan - Mozambique. Longman.
Precaución: Estas citas no son 100% exactas.