APA (7th ed.) Citation

Gula, S., Saktor, I., Machyna, E., Vajnorský, K., & Kollár, J. Program a jeho priority.

Chicago Style (17th ed.) Citation

Gula, Stano, Ivan Saktor, Emil Machyna, Kamil Vajnorský, and J. Kollár. Program a Jeho Priority.

MLA (9th ed.) Citation

Gula, Stano, et al. Program a Jeho Priority.