Cita APA (7a ed.)

King, G., Verba, S., & Keohane, R. O. (1994). Designing Social Inquiry: Scientific Inference in Qualitative Research. Princeton University Press.

Cita Chicago Style (17a ed.)

King, Gary, Sidney Verba, y Robert O. Keohane. Designing Social Inquiry: Scientific Inference in Qualitative Research. Princeton, New Jersey: Princeton University Press, 1994.

Cita MLA (8a ed.)

King, Gary, et al. Designing Social Inquiry: Scientific Inference in Qualitative Research. Princeton University Press, 1994.