Biely, J. Využitie vrtuľníkov vo svete.
Chicago Style (17th ed.) CitationBiely, Jozef. Využitie Vrtuľníkov Vo Svete.
MLA (9th ed.) CitationBiely, Jozef. Využitie Vrtuľníkov Vo Svete.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation
