APA (7th ed.) Citation

Sienkiewicz, H., & Harrer, K. (1956). Quo Vadis: Roman. Union Verlag.

Chicago Style (17th ed.) Citation

Sienkiewicz, Henryk, and Kurt Harrer. Quo Vadis: Roman. Berlin: Union Verlag, 1956.

MLA (8th ed.) Citation

Sienkiewicz, Henryk, and Kurt Harrer. Quo Vadis: Roman. Union Verlag, 1956.

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