Columbia subject headings:
Augsburg Confession--Congresses.
Biserica Ortodoxă Română--Relations--Evangelische Kirche in Deutschland.
Evangelische Kirche in Deutschland--Relations--Biserica Ortodoxă Română.
Sacraments--Biserica Ortodoxă Română--Congresses.
Sacraments--Lutheran Church--Congresses.
Harvard subject headings:
Sacraments--Biserica Ortodoxă Română
Sacraments--Lutheran Church
Princeton subject headings: