Cita APA (7a ed.)

Klein, U., & Kugler-Euerle, G. (2014). Balancing freedom and safety: Schwerpunktthema: Challenges and choices in an insecure world (Focus USA). Schöningh.

Cita Chicago Style (17a ed.)

Klein, Ulrike, y Gabriele Kugler-Euerle. Balancing Freedom and Safety: Schwerpunktthema: Challenges and Choices in an Insecure World (Focus USA). Paderborn: Schöningh, 2014.

Cita MLA (9a ed.)

Klein, Ulrike, y Gabriele Kugler-Euerle. Balancing Freedom and Safety: Schwerpunktthema: Challenges and Choices in an Insecure World (Focus USA). Schöningh, 2014.