BIBLIOGRAPHY CONTRIBUTOR Muḥammad Shaykh First name Muḥammad Middle name Ḥamdī al-Ḥifnī Last name Shaykh Bibliography entries by this contributor Kāshī, Jamshid ibn Masʻūd. 1969. Miftāḥ Al-Ḥisāb. Taḥqīq Wa-Sharḥ [Edition And Commentary]. Eds. Muḥammad Ḥamdī al-Ḥifnī Shaykh and Dimirdāsh, Aḥmad Saʻīd. Cairo: Dār al-Kārib al-ʻArabī.