APA (7th ed.) Citation

Jóźwik, Z., & Rouppert, K. (1979). Ex Libris Kasi Rouppert.

Chicago Style (17th ed.) Citation

Jóźwik, Zbigniew, and Katarzyna Rouppert. Ex Libris Kasi Rouppert. 1979.

MLA (9th ed.) Citation

Jóźwik, Zbigniew, and Katarzyna Rouppert. Ex Libris Kasi Rouppert. 1979.

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