Cita APA (7th ed.)

Alonso, S., Volkens, A., & Gómez, B. (2012). Content-analyzing political texts: A quantitative approach. Centro de Investigaciones Sociológicas.

Cita Chicago (17th ed.)

Alonso, Sonia, Andrea Volkens, i Braulio Gómez. Content-analyzing Political Texts: A Quantitative Approach. Madrid: Centro de Investigaciones Sociológicas, 2012.

Cita MLA (9th ed.)

Alonso, Sonia, et al. Content-analyzing Political Texts: A Quantitative Approach. Centro de Investigaciones Sociológicas, 2012.