APA (7th ed.) Citation

Obuch, L., Obuch, L., & Kršňák, Š. Meno Štefana Kršňáka.../inc.

Chicago Style (17th ed.) Citation

Obuch, Ladislav, Ladislav Obuch, and Štefan Kršňák. Meno Štefana Kršňáka.../inc.

MLA (9th ed.) Citation

Obuch, Ladislav, et al. Meno Štefana Kršňáka.../inc.