(Editor, with Carole Hillenbrand) Qajar Iran, political, social and cultural change 1800—1925, Edinburgh University Press, 1984.
The History of al-Tabari. Vol. XXXII. The reunification of the Abbassid caliphate. The caliphate of al-Ma’mun A.D. 812—833/A.H. 198—213, translated and annotated by C.E. Bosworth, SUNY Press, Albany, 1987.
The History of al-Tabari. Vol. XXX. The Abbassid caliphate in equilibrium. The caliphates of Musa al-Ha2di and Harun al-Rashid A.D. 785—809/A.H. 169—193, translated and annotated by C.-E. Bosworth, SUNY Press, Albany, 1989.
Baha' al-Din al-Amili and his literary anthologies, Journal of Semitic Studies Monographs 10, Manchester, 1989.
The History of al-Tabari. Vol. XXXIII. Storm and stress along the northern frontiers of the Abbassid caliphate. The caliphate of al-Mutasim A.D. 833—842/A.H. 218—227, translated and annotated by C.-E. Bosworth, SUNY Press, Albany, 1991.
(Editor, with M.-E.-J. Richardson) Richard Bell, A commentary on the Qur’an, 2 vols., University of Manchester (Journal of Semitic Studies), 1991.
The History of the Saffarids of Sistan and the Maliks of Nimruz (247/861 to 949/1452—1453), Columbia Lectures on Iranian Studies № 7, Costa Mesa, Calif. — New York, 1994.
The Arabs, Byzantium and Iran. Studies in early Islamic history and culture, Variorum, Collected Studies Series, Ashgate Publishing, Aldershot, 1996.
The New Islamic dynasties. A chronological and genealogical manual, Edinburgh University Press, 1996.
(Editor, with Muhammad Asim, and contributor) The UNESCO history of civilizations of Central Asia. Vol. IV. The age of achievement. A.D. 750 to the end of the fifteenth century, Part 1, The historical, social and economic setting, Paris 1998, Part 2, The literary, cultural, artistic and scientific achievements, Paris, 2000.
The History of al-Tabari. Vol. V. The Sasanids, the Byzantines, the Lakhmids and Yemen, translated and annotated by C.E. Bosworth, SUNY Press, Albany, 1999.
A century of British orientalists 1902—2001, Oxford University Press for the British Academy, 2001.
Abu 'l-Fadl Bayhaqi’s Tarkh-i Mas’udi translated into English with a historical, geographical and linguistic commentary, to appear in the Persian Heritage Series, Columbia University, 3 vols., New York, 2006.
An intrepid Scot: William Lithgow of Lanark’s travels in the Ottoman Empire and Mediterranean lands 1609—211, Aldershot, 2006.