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