Husain, S. A. (1974). Glorious Caliphate. Islamic Research and publishers.
Chicago Style aipamenaHusain, Sayed Ather. Glorious Caliphate. Islamic Research and publishers, 1974.
MLA aipamenaHusain, Sayed Ather. Glorious Caliphate. Islamic Research and publishers, 1974.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.