Columbia subject headings:
Apologetics--Early works to 1800.
Aristides, active 2nd century. Apology for the Christian faith.
Harvard subject headings:
Apologetics--Early works to 1800
Aristides, active 2nd century. Apology for the Christian faith
Princeton subject headings:
Apologetics--Early works to 1800.
Aristides, active 2nd century. Apology for the Christian faith.