Columbia subject headings:
Harvard subject headings:
Qur’an--Readings.
Sībawayh, ‘Amr ibn ‘Uthmān, active 8th century. Kitāb.
Princeton subject headings:
Qurʼan--Readings.
Sībawayh, ʻAmr ibn ʻUthmān, active 8th century. Kitāb.