Radziejowski, Janusz; Studies, University of Alberta Canadian Institute of Ukrainian (ngày 8 tháng 7 năm 1983). The Communist Party of Western Ukraine, 1919-1929. Canadian Institute of Ukrainian Studies, University of Alberta. ISBN9780920862254 – qua Internet Archive. ukrainophobia poland rights.
books.google.com
MacMillan, Margaret (2007). “17: Poland Reborn”. Paris 1919: Six Months That Changed the World. New York: Random House. tr. 207. ISBN9780307432964. The rebirth of Poland was one of the great stories of the Paris Peace Conference.