APA (7th ed.) Citation

Zeleňák, F., Škvarla, J., & Bauer, V. PRESENT STATE OF ORE MINING IN SLOVAK REPUBLIC.

Chicago Style (17th ed.) Citation

Zeleňák, F., J. Škvarla, and V. Bauer. PRESENT STATE OF ORE MINING IN SLOVAK REPUBLIC.

MLA (9th ed.) Citation

Zeleňák, F., et al. PRESENT STATE OF ORE MINING IN SLOVAK REPUBLIC.