APA (7th ed.) Citation

Couperus, L. Ecstasy, A Study of Happiness: A Novel.

Chicago Style (17th ed.) Citation

Couperus, Louis. Ecstasy, A Study of Happiness: A Novel.

MLA (9th ed.) Citation

Couperus, Louis. Ecstasy, A Study of Happiness: A Novel.

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