Columbia subject headings:
Abbots--Ethiopia--Biography.
Sāmuʼēl, de Dabra Hāllēluyā, active 14th century?
Harvard subject headings:
Monasticism and religious orders--History--Early church, ca. 30-600--Ethiopia.
Monks--Ethiopia--Biography--Early works to 1800.
Sāmuʼēl, de Dabra Hāllēluyā, active 14th century?.
Princeton subject headings: