APA (7th ed.) Citation

Kovalchuk, O. O. (2006). Works, Published by Doctor of History Chernikov Ihor Fedorovych (1990–2005).

Chicago Style (17th ed.) Citation

Kovalchuk, O. O. Works, Published by Doctor of History Chernikov Ihor Fedorovych (1990–2005). 2006.

MLA (8th ed.) Citation

Kovalchuk, O. O. Works, Published by Doctor of History Chernikov Ihor Fedorovych (1990–2005). 2006.

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