Columbia subject headings:
Islam--Apologetic works.
Qurʼan--Criticism, interpretation, etc.
Harvard subject headings:
Qurʼan--Apologetic works.
Qurʼan--Evidences, authority, etc.
Qurʼan--Study and teaching.
Princeton subject headings:
Qurʼan--Apologetic works.
Qurʼan--Evidences, authority, etc.
Qurʼan--Study and teaching.