Cita APA (7a ed.)

Youngs, R. (2017). Europe's eastern crisis: The geopolitics of asymmetry. Cambridge University Press.

Cita Chicago Style (17a ed.)

Youngs, Richard. Europe's Eastern Crisis: The Geopolitics of Asymmetry. Cambridge ; New York, NY ; Port Melbourne ; Singaopore: Cambridge University Press, 2017.

Cita MLA (9a ed.)

Youngs, Richard. Europe's Eastern Crisis: The Geopolitics of Asymmetry. Cambridge University Press, 2017.