APA (7th ed.) Citation

Tom, J., & Henner, I. (1950). Ex - Libris Ignacego Hennera.

Chicago Style (17th ed.) Citation

Tom, Józef, and Ignacy Henner. Ex - Libris Ignacego Hennera. [S. l.], 1950.

MLA (9th ed.) Citation

Tom, Józef, and Ignacy Henner. Ex - Libris Ignacego Hennera. 1950.

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