State-Building and Autonomy in 'Abbāsid Frontiers: Ifrīqīy, Thughūr, Mosul, Tabaristān and Sijistān, by Fukuzo Amabe. Tokyo: Nihon Tosho Center, Co., 2005. 235 pages, 5 maps, notes, index. ¥4830 (Cloth) ISBN 4-8205-2000-8