Ahmad ibn Abu Ya'qub ibn Ja'far ibn Wahb Ibn Wadih al-Ya'qubi (died 897/8), known as Ahmad al-Ya'qubi, or Ya'qubi, was a Muslimgeographer and perhaps the first historian of world culture in the Abbasid Caliphate.
Kitab al-Buldan (Book of the Countries) - geography, contains a description of the Maghreb, with a full account of the larger cities and much topographical and political information (ed. M. de Goeje, Leiden, 1892).
^Daly, Okasha El (2005). Egyptology : the missing millennium : ancient Egypt in medieval Arabic writings. London: UCL. p. 166. ISBN1844720632.
^ ab One or more of the preceding sentences incorporates text from a publication now in the public domain: Thatcher, Griffithes Wheeler (1911). "Ya'qūbī". In Chisholm, Hugh. Encyclopædia Britannica28 (11th ed.). Cambridge University Press. p. 904.