Columbia subject headings:
Ibadites--History.
Ibadites--Theology.
Qurʼan--Criticism, interpretation, etc.--History.
Qurʼan--Hermeneutics.
Harvard subject headings:
Ibadites--History.
Islamic sects
Kharijites--History.
Qurʼan--Criticism, interpretation, etc.
Princeton subject headings: