Popko, S. M. (2020). Military-political cooperation between Ukraine and NATO: Features of the implementation of cooperation programs (the end of the 20th – the beginning of the 21st century).
Чикаго стиль цитування (17-те видання)Popko, S. M. Military-political Cooperation Between Ukraine and NATO: Features of the Implementation of Cooperation Programs (the End of the 20th – the Beginning of the 21st Century). 2020.
Стиль цитування MLA (8-ме видання)Popko, S. M. Military-political Cooperation Between Ukraine and NATO: Features of the Implementation of Cooperation Programs (the End of the 20th – the Beginning of the 21st Century). 2020.
Попередження: стилі цитування не завжди правильні на всі 100%.