APA (7th ed.) Citation

Groll, M., & Krepopová, H. O troch prasiatkach.

Chicago Style (17th ed.) Citation

Groll, Mojmír, and Hana Krepopová. O Troch Prasiatkach.

MLA (9th ed.) Citation

Groll, Mojmír, and Hana Krepopová. O Troch Prasiatkach.

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