APA (7th ed.) Citation

Hevier, D., & Horáčková, J. Ufo.

Chicago Style (17th ed.) Citation

Hevier, Daniel, and Jozefína Horáčková. Ufo.

MLA (9th ed.) Citation

Hevier, Daniel, and Jozefína Horáčková. Ufo.

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