Cita APA (7th ed.)

Crescenzi, R., & Rodriguez-Pose, A. (2011). Innovation and Regional Growth in the European Union. Springer Berlin Heidelberg.

Cita Chicago (17th ed.)

Crescenzi, Riccardo, i Andres Rodriguez-Pose. Innovation and Regional Growth in the European Union. Berlin, Heidelberg: Springer Berlin Heidelberg, 2011.

Cita MLA (9th ed.)

Crescenzi, Riccardo, i Andres Rodriguez-Pose. Innovation and Regional Growth in the European Union. Springer Berlin Heidelberg, 2011.