APA (7th ed.) Citation

Vickers, R., & Lifková, I. Gumová trúbka.

Chicago Style (17th ed.) Citation

Vickers, Roy, and Irena Lifková. Gumová Trúbka.

MLA (9th ed.) Citation

Vickers, Roy, and Irena Lifková. Gumová Trúbka.

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