APA (7th ed.) Citation

Bortowski, A., & Raczak, K. (1965). Exlibris Klemens Raczak.

Chicago Style (17th ed.) Citation

Bortowski, Andrzej, and Klemens Raczak. Exlibris Klemens Raczak. [S.l, 1965.

MLA (9th ed.) Citation

Bortowski, Andrzej, and Klemens Raczak. Exlibris Klemens Raczak. 1965.

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