Kowalczyk, R. (2015). Polish Engineers and Technicians In Economical Life of Ukraine at the End of the 19th Century and the Beginning of the 20th Century.
Чикаго стиль цитування (17-те видання)Kowalczyk, R. Polish Engineers and Technicians In Economical Life of Ukraine at the End of the 19th Century and the Beginning of the 20th Century. 2015.
Стиль цитування MLA (8-ме видання)Kowalczyk, R. Polish Engineers and Technicians In Economical Life of Ukraine at the End of the 19th Century and the Beginning of the 20th Century. 2015.
Попередження: стилі цитування не завжди правильні на всі 100%.