APA (7th ed.) Citation

Zola, E. Gustave Flaubert (o.A.). Insel-Verlag.

Chicago Style (17th ed.) Citation

Zola, Emile. Gustave Flaubert. o.A. Leipzig: Insel-Verlag.

MLA (8th ed.) Citation

Zola, Emile. Gustave Flaubert. o.A. Insel-Verlag.

Warning: These citations may not always be 100% accurate.