BIBLIOGRAPHY CONTRIBUTOR Aḥmad Dimirdāsh First name Aḥmad Last name Dimirdāsh Bibliography entries by this contributor Al-Bīrūnī, Abū. 1965. Istikhrāj Al-Awtār Fī Al-Dāʼira Bi-Khawaṣṣ Al-Khaṭṭ Al-Munḥanī Fīhā. Ed. Aḥmad Dimirdāsh. al-Qāhira: al-Muʼassasa al-Miṣrīya al-ʻĀmma lil-Taʼlīf wa-al-Anbāʼ wa-al-Nashr.