APA (7th ed.) Citation

Pokorádi, J., & Ballay, E. Pred bránami kolapsu.

Chicago Style (17th ed.) Citation

Pokorádi, Jaroslav, and E. Ballay. Pred Bránami Kolapsu.

MLA (9th ed.) Citation

Pokorádi, Jaroslav, and E. Ballay. Pred Bránami Kolapsu.

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