APA (7th ed.) Citation

Kozak, O., & Samoilenko, N. (2017). About the content of modern history education.

Chicago Style (17th ed.) Citation

Kozak, O., and N. Samoilenko. About the Content of Modern History Education. 2017.

MLA (8th ed.) Citation

Kozak, O., and N. Samoilenko. About the Content of Modern History Education. 2017.

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