Columbia subject headings:
Economics in literature.
Economics.
Politics in literature.
Zola, Émile, 1840-1902--Knowledge and learning.
Zola, Émile, 1840-1902--Political and social views.
Zola, Émile, 1840-1902. Rougon-Macquart.
Harvard subject headings:
Economics in literature.
Economics--France--History--19th century.
Politics and literature--France--History--19th century.
Politics in literature.
Zola, Émile, 1840-1902--Knowledge--Economics.
Zola, Émile, 1840-1902--Political and social views.
Zola, Émile, 1840-1902. Rougon-Macquart.
Princeton subject headings:
Economics in literature.
Politics in literature.
Zola, Émile, 1840-1902--Knowledge--Economics.
Zola, Émile, 1840-1902--Political and social views.
Zola, Émile, 1840-1902. Rougon-Macquart.