APA (7th ed.) Citation

Zola, E. The Three Cities Trilogy: Lourdes, Volume 4.

Chicago Style (17th ed.) Citation

Zola, Émile. The Three Cities Trilogy: Lourdes, Volume 4.

MLA (9th ed.) Citation

Zola, Émile. The Three Cities Trilogy: Lourdes, Volume 4.

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