APA (7th ed.) Citation

Savytskyi, O. D. (2013). Hlukhiv fortress – defining element of geopolitical existence of Sivershchyna.

Chicago Style (17th ed.) Citation

Savytskyi, O. D. Hlukhiv Fortress – Defining Element of Geopolitical Existence of Sivershchyna. 2013.

MLA (8th ed.) Citation

Savytskyi, O. D. Hlukhiv Fortress – Defining Element of Geopolitical Existence of Sivershchyna. 2013.

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