APA (7th ed.) Citation

Halecki, O. (1952). Borderlands of western civilization: A history of East Central Europe. Ronald Press.

Chicago Style (17th ed.) Citation

Halecki, Oskar. Borderlands of Western Civilization: A History of East Central Europe. New York: Ronald Press, 1952.

MLA (9th ed.) Citation

Halecki, Oskar. Borderlands of Western Civilization: A History of East Central Europe. Ronald Press, 1952.