Cita APA (7a ed.)

Follis, K. S. (2012). Building Fortress Europe: The Polish-Ukrainian Frontier. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Follis, Karolina S. Building Fortress Europe: The Polish-Ukrainian Frontier. Philadelphia: University of Pennsylvania Press, 2012.

Cita MLA (8a ed.)

Follis, Karolina S. Building Fortress Europe: The Polish-Ukrainian Frontier. University of Pennsylvania Press, 2012.