TY - BOOK AU - Ṭabarī, AU - Bosworth,Clifford Edmund TI - The reunification of the Abbasid Caliphate: the Caliphate of Al-Ma'mun A.D. 812-833/ A.H. 198-213 T2 - History of al-Ṭabarī = SN - 0887060579 (paperback) AV - DS38.2 .T328 1985 vol. 32 U1 - 909/.097671 20 PY - 1987/// CY - Albany PB - State University of New York Press KW - Islamic Empire KW - History KW - 750-1258 KW - Iraq KW - 634-1534 N1 - Includes bibliographical references (pages 258-266) and index ER -