Asās al-taqāwīm : mabḥath fī yawm Shamm al-Nasīm wa-al-fiṣḥ al-Masīḥī / bi-qalam Ǧirǧis Fīlūtā'us Awaḍ. Miṣr : al-Maṭbaah al-Miṣrīyah al-Ahlīyah, 1915
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