APA (7th ed.) Citation

Vavrek, P., & Hamrák, H. (2001). Tunelárstvo. Elfa.

Chicago Style (17th ed.) Citation

Vavrek, Pavol, and Henrich Hamrák. Tunelárstvo. Košice: Elfa, 2001.

MLA (9th ed.) Citation

Vavrek, Pavol, and Henrich Hamrák. Tunelárstvo. Elfa, 2001.

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