Cita APA (7a ed.)

Vasileva, K., & Sartori, F. (2008). Acquisition of citizenship in European Union. Statistics in focus: Population and social conditions.

Cita Chicago Style (17a ed.)

Vasileva, Katya, y Fabio Sartori. "Acquisition of Citizenship in European Union." Statistics in Focus: Population and Social Conditions 2008.

Cita MLA (8a ed.)

Vasileva, Katya, y Fabio Sartori. "Acquisition of Citizenship in European Union." Statistics in Focus: Population and Social Conditions, 2008.