APA (7th ed.) Citation

Zhelezniak, M., & Ishchenko, O. (2017). The Encyclopedia of Ukraine as an object and a source in scientific researches.

Chicago Style (17th ed.) Citation

Zhelezniak, M., and O. Ishchenko. The Encyclopedia of Ukraine as an Object and a Source in Scientific Researches. 2017.

MLA (8th ed.) Citation

Zhelezniak, M., and O. Ishchenko. The Encyclopedia of Ukraine as an Object and a Source in Scientific Researches. 2017.

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