- An Introduction to Ukrainian History, Volume 2: The Lithuanian-Rus' Commonwealth, the Polish Domination and the Cossack-Hetman State (Castle Books)
- Armstrong's Church of God (Doctrines of Deception, Exposing the Cults of Our Day)
- Nineteenth and Twentieth Century Ukraine (Introduction to Ukrainian History)
- History of the Russian Empire
- An introduction to Ukrainian history; vol. 1: Ancient and Kievan-Galician Ukraine-Rus'; vol. 2: The Lithuanian-Rus' Commonwealth, the Polish domination and the cossack-hetman state; vol. 3: Nineteenth