Columbia subject headings:
Arabic language--Grammar--Early works to 1800.
Sībawayh, ʻAmr ibn ʻUthmān, active 8th century. Kitāb.
Harvard subject headings:
Arabic language--Grammar--Early works to 1800
Sībawayh, ʻAmr ibn ʻUthmān, active 8th century. Kitāb
Princeton subject headings: