APA (7th ed.) Citation

Valko, E., & Veselá, T. O Ústave.

Chicago Style (17th ed.) Citation

Valko, Ernest, and Táňa Veselá. O Ústave.

MLA (9th ed.) Citation

Valko, Ernest, and Táňa Veselá. O Ústave.

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