Columbia subject headings:
Azriel, of Gerona, active 13th century.
Cabala--Early works to 1800.
Sefer Yeẓirah--Criticism and interpretation.
Harvard subject headings:
Cabala--Early works to 1800
Sefer Yeẓirah.
Talmud--Commentaries.
Princeton subject headings:
Azriel, of Gerona, active 13th century.
Cabala--Early works to 1800.