APA (7th ed.) Citation

Sienkiewicz, H., & Heidrich, A. (1970). Quo vadis: Roman. Union Verlag.

Chicago Style (17th ed.) Citation

Sienkiewicz, Henryk, and Andrzej Heidrich. Quo Vadis: Roman. Berlin: Union Verlag, 1970.

MLA (8th ed.) Citation

Sienkiewicz, Henryk, and Andrzej Heidrich. Quo Vadis: Roman. Union Verlag, 1970.

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