Cita APA (7th ed.)

Pollock, P. H. I. (2014). An R companion to political analysis. SAGE/CQ Press.

Cita Chicago (17th ed.)

Pollock, Philip H. III. An R Companion to Political Analysis. Los Angeles: SAGE/CQ Press, 2014.

Cita MLA (9th ed.)

Pollock, Philip H. III. An R Companion to Political Analysis. SAGE/CQ Press, 2014.