Columbia subject headings:
Leonardo, da Vinci, 1452-1519--Criticism and interpretation.
Leonardo, da Vinci, 1452-1519. Mona Lisa.
Harvard subject headings:
Leonardo, da Vinci, 1452-1519--Criticism and interpretation.
Leonardo, da Vinci, 1452-1519. Mona Lisa.
Princeton subject headings:
Leonardo, da Vinci, 1452-1519--Criticism and interpretation.
Leonardo, da Vinci, 1452-1519. Mona Lisa.
Portrait painting, Italian.
Portrait painting, Renaissance--Italy.
Portrait painting--16th century--Italy.