APA (7th ed.) Citation

Pokorski, J., Reński, A., & Sar, H. System for Investigation of Friction Properties of the Road Surface. Riga Technical University Press.

Chicago Style (17th ed.) Citation

Pokorski, Janusz, Andrzej Reński, and Hubert Sar. System for Investigation of Friction Properties of the Road Surface. Riga Technical University Press.

MLA (9th ed.) Citation

Pokorski, Janusz, et al. System for Investigation of Friction Properties of the Road Surface. Riga Technical University Press.