Columbia subject headings:
Characters and characteristics in literature.
Zola, Émile, 1840-1902--Characters.
Zola, Émile, 1840-1902. Rougon-Macquart.
Harvard subject headings:
Zola, Émile, 1840-1902--Criticism and interpretation.
Zola, Émile, 1840-1902. Rougon-Macquart.
Princeton subject headings:
Zola, Émile, 1840-1902--Characters.
Zola, Émile, 1840-1902. Rougon-Macquart.