Cita APA (7th ed.)

Bara, J., & Pennington, M. (2009). Comparative politics: Explaining democratic systems. Sage Publications Ltd.

Cita Chicago (17th ed.)

Bara, Judith, i Mark Pennington. Comparative Politics: Explaining Democratic Systems. London: Sage Publications Ltd, 2009.

Cita MLA (9th ed.)

Bara, Judith, i Mark Pennington. Comparative Politics: Explaining Democratic Systems. Sage Publications Ltd, 2009.