APA (7th ed.) Citation

Wisner, H. Unification as a Cause of Division. Once again about Polish-Lithuanian History. Vilnius University Press.

Chicago Style (17th ed.) Citation

Wisner, Henryk. Unification as a Cause of Division. Once Again About Polish-Lithuanian History. Vilnius University Press.

MLA (9th ed.) Citation

Wisner, Henryk. Unification as a Cause of Division. Once Again About Polish-Lithuanian History. Vilnius University Press.

Warning: These citations may not always be 100% accurate.