Title: Ḥudūth al-aṣwāt al-lughawīyah fī majālay al-talaffuẓ wa-al-ghināʼ fī naẓar al-falāsifah wa-al-aṭibbāʼ wa-al-munaẓẓirīn al-mūsīqīyīn al-Muslimīn al-qudāmá ilá ḥudūd al-qarn al-sābiʻ al-Hijrī
Subjects: Arabic language, Phonetics, History