APA (7th ed.) Citation

Mrożewski, S., & Skrzydlewski, Z. (1943). Ex Libris Zygmunt Skrzydlewski.

Chicago Style (17th ed.) Citation

Mrożewski, Stefan, and Zygmunt Skrzydlewski. Ex Libris Zygmunt Skrzydlewski. [S. l, 1943.

MLA (9th ed.) Citation

Mrożewski, Stefan, and Zygmunt Skrzydlewski. Ex Libris Zygmunt Skrzydlewski. 1943.

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