Columbia subject headings:
Hadith--Early works to 1800.
Islamic law--Sources--Early works to 1800.
Sunna--Early works to 1800.
Harvard subject headings:
Hadith--Early works to 1800
Islamic law--Sources--Early works to 1800.
Sunna--Early works to 1800.
Princeton subject headings:
Hadith--Early works to 1800.
Islamic law--Sources--Early works to 1800.
Sunna--Early works to 1800.