APA (7th ed.) Citation

Bortowski, A., & Křupkova, V. (1966). Ex Libris Věra Křupková.

Chicago Style (17th ed.) Citation

Bortowski, Andrzej, and Věra Křupkova. Ex Libris Věra Křupková. [S. l, 1966.

MLA (9th ed.) Citation

Bortowski, Andrzej, and Věra Křupkova. Ex Libris Věra Křupková. 1966.

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