Levchenko, Y. (2019). "Collection of Editions and Documents Transmitted by the Service of Foreign Intelligence of Ukraine" of Scientific Library of Drahomanov National Pedagogical University: A Thematic Review.
Чикаго стиль цитування (17-те видання)Levchenko, Yu. "Collection of Editions and Documents Transmitted by the Service of Foreign Intelligence of Ukraine" of Scientific Library of Drahomanov National Pedagogical University: A Thematic Review. 2019.
Стиль цитування MLA (8-ме видання)Levchenko, Yu. "Collection of Editions and Documents Transmitted by the Service of Foreign Intelligence of Ukraine" of Scientific Library of Drahomanov National Pedagogical University: A Thematic Review. 2019.
Попередження: стилі цитування не завжди правильні на всі 100%.