APA (7th ed.) Citation

Zola, E. The Three Cities Trilogy: Lourdes, Volume 1.

Chicago Style (17th ed.) Citation

Zola, Émile. The Three Cities Trilogy: Lourdes, Volume 1.

MLA (9th ed.) Citation

Zola, Émile. The Three Cities Trilogy: Lourdes, Volume 1.

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