al-Dawlah wa-al-imbarāṭūrīyah fī al-ʻuṣūr al-wusṭá.

: Translation of The Early mediaeval state : Byzantium, Italy and the West / L.M. Hartmann ; translation of The Mediaeval empire : idea and reality / G. Barraclough. : 329 pages : maps ; 24 cm. : Includes bibliographical references and index.