Text this: Information on Genghis Khan, Berke, and Khan Uzbek in Bibliographic Collection of al-Safadi, Salah al-Din Khalil (d. 764 AH). Al-Wafi bi al-vafiyat (الوافي بالوفياب أو تاريخ الصفدي) (Complete collection of biographies of deceased persons or the history of al-Safadi) »