Abbasids

The history of al-Tabarī.

translated and annotated by C. E. Bosworth.

Library of Congress subject headings: principles and application

Lois Mai Chan.

The great caliphs: the golden age of the 'Abbasid Empire

Amira K. Bennison

The court of the Caliphs: the rise and fall of Islam's greatest dynasty

Hugh Kennedy.

Aristocratic violence and holy war: studies in the jihad and the Arab-Byzantine frontier

by Michael Bonner.

Baghdad during the Abbasid caliphate: from contemporary Arabic and Persian sources

by G. Le Strange.

Sea of the caliphs: the Mediterranean in the medieval Islamic world

Christophe Picard ; translated by Nicholas Elliott

When Baghdad Ruled the Muslim World: The Rise and Fall of Islam's Greatest Dynasty

Hugh (Hugh N.) Kennedy

Becoming Charlemagne

Jeff Sypeck

The Abbasid tradition: Qur'ans of the 8th to the 10th centuries AD

by François Déroche.