APA (7th ed.) Citation

Zidan, A. A., & Zidan, D. (1998). The rightly guided Caliphs (al-kholafa'a al-rashidin) acording to the earliest authenticated sources. Islamic Inc.

Chicago Style (17th ed.) Citation

Zidan, Ahmad A., and Dina Zidan. The Rightly Guided Caliphs (al-kholafa'a Al-rashidin) Acording to the Earliest Authenticated Sources. Cairo: Islamic Inc, 1998.

MLA (9th ed.) Citation

Zidan, Ahmad A., and Dina Zidan. The Rightly Guided Caliphs (al-kholafa'a Al-rashidin) Acording to the Earliest Authenticated Sources. Islamic Inc, 1998.