APA (7th ed.) Citation

Sokol, J., & Blecha, J. Šesťdesiatiny Ing. Petra Vala.

Chicago Style (17th ed.) Citation

Sokol, Jozef, and Jozef Blecha. Šesťdesiatiny Ing. Petra Vala.

MLA (9th ed.) Citation

Sokol, Jozef, and Jozef Blecha. Šesťdesiatiny Ing. Petra Vala.

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