English: Map of the central Abbasid Caliphate at the beginning of 900 AD. Dark green denotes provinces under the effective control of the central government; light green denotes provinces under the control of autonomous governors. Rebel Muslim groups are noted with italics. The principal sources for this map are al-Tabari, volumes 37 and 38; and Bosworth, pp. 214 ff.

Works Cited:

• Bosworth, C.E. The History of the Saffarids of Sistan and the Maliks of Nimruz (247/861 to 949/1542-3). Costa Mesa, California: Mazda Publishers, 1994. ISBN 1-56859-015-6
• Al-Tabari, Abu Ja'far Muhammad ibn Jarir. The History of al-Tabari. Ed. Ehsan Yar-Shater. 40 vols. Albany, NY: State University of New York Press, 1985-2007.