Columbia subject headings:
Apologetics--History--Middle Ages, 600-1500.
Monophysites--Apologetic works.
YaʼItyop̣yā ʼortodoks tawāḥedo béta kerestiyān--Apologetic works.
Harvard subject headings:
Apologetics--Early works to 1800
Apologetics--History--Middle Ages, 600-1500
Monophysites--Apologetic works.
YaʼItyop̣yā ʼortodoks tawāḥedo béta kerestiyān--Apologetic works.
Princeton subject headings: