Columbia subject headings:
Harvard subject headings:
Allegiance in literature.
Betrothal in literature.
Civilization, Medieval, in literature.
Constancy in literature.
English literature--Early modern, 1500-1700--History and criticism
English literature--Middle English, 1100-1500--History and criticism
English literature--Psychological aspects
Loyalty in literature.
Oaths in literature.
Trust in literature.
Vows in literature.
Princeton subject headings:
Allegiance in literature.
Betrothal in literature.
Constancy in literature.
English literature--Early modern, 1500-1700--History and criticism.
English literature--Middle English, 1100-1500--History and criticism.
Loyalty in literature.
Oaths in literature.
Trust in literature.
Vows in literature.