Columbia subject headings:
Ibn Khaldūn, 1332-1406. Kitāb al-ʻibar. Muqaddimah.
Harvard subject headings:
History--Philosophy
Ibn Khaldūn, 1332-1406. Kitāb al-ʻibar. Muqaddimah.
Islamic philosophy.
Princeton subject headings:
Ibn Khaldūn, 1332-1406. Kitāb al-ʻibar. Muqaddimah