APA (7th ed.) Citation

Karalijčev, A., Slobodová, E., & Dicová-Ondrejková, J. Starček Petko a starenka Penka.

Chicago Style (17th ed.) Citation

Karalijčev, Angel, Elena Slobodová, and Jarmila Dicová-Ondrejková. Starček Petko a Starenka Penka.

MLA (9th ed.) Citation

Karalijčev, Angel, et al. Starček Petko a Starenka Penka.