http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
الأوضاع السياسية و الإقتصادية و الإجتماعية
Tarikh al-Muslimin fi al-Bahr al-Mutawassit
al-awda' al-siyasiyah wa-al-iqtisadiyah wa-al-ijtima'iyah
Includes bibliographical references (p. 153-156)