Columbia subject headings:
Guérard, Grégoire, active 1512-1538--Criticism and interpretation.
Harvard subject headings:
Guérard, Grégoire, active 1512-1538--Catalogues raisonnés.
Guérard, Grégoire, active 1512-1538--Criticism and interpretation.
Princeton subject headings:
Guérard, Grégoire, active 1512-1538--Criticism and interpretation.