Columbia subject headings:
Eilhart, von Oberg, active 12th century. Tristrant.
Gottfried, von Strassburg, active 13th century. Tristan.
Harvard subject headings:
Eilhart, von Oberg, active 12th century. Tristrant
Gottfried, von Strassburg, active 13th century. Tristan.
Princeton subject headings:
Eilhart, von Oberg, active 12th century. Tristrant.
Gottfried, von Strassburg, active 13th century. Tristan.