APA (7th ed.) Citation

Couperus, L. (1919). Heliogabal: Roman (6.-10. Tsd.). Borngräber.

Chicago Style (17th ed.) Citation

Couperus, Louis. Heliogabal: Roman. 6.-10. Tsd. Berlin: Borngräber, 1919.

MLA (9th ed.) Citation

Couperus, Louis. Heliogabal: Roman. 6.-10. Tsd. Borngräber, 1919.

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