Bosworth, Clifford Edmund. The medieval history of Iran, Afghanistan, and Central Asia / C. E. Bosworth. - London : Variorum Reprints, 1977. - 374 p. in various pagings ; 23 cm. - Variorum Reprints CS56 . Includes bibliogr. references and index. ISBN: 0860780007 Subjects--Personal Names: Ghaznevids Subjects--Geographic Terms: Iran--History--640-1500Afghanistan--HistoryAsia, Central--History