APA (7th ed.) Citation

Porubiak, J. Doc. Ing. Ferdinand Macko, CSc.

Chicago Style (17th ed.) Citation

Porubiak, Jozef. Doc. Ing. Ferdinand Macko, CSc.

MLA (9th ed.) Citation

Porubiak, Jozef. Doc. Ing. Ferdinand Macko, CSc.

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