Cita APA (7a ed.)

Steinmetz, R., & Wivel, A. (2016). Small states in Europe: Challenges and opportunities. Routledge.

Cita Chicago Style (17a ed.)

Steinmetz, Robert, y Anders Wivel. Small States in Europe: Challenges and Opportunities. London, [England] ; New York, [New York]: Routledge, 2016.

Cita MLA (8a ed.)

Steinmetz, Robert, y Anders Wivel. Small States in Europe: Challenges and Opportunities. Routledge, 2016.