King, G., Keohane, R. O., & Verba, S. Designing Social Inquiry: Scientific inference in qualitative research. Princeton University Press.
Čikaški stil citiranja (17. izdanje)King, Gary, Robert O. Keohane, i Sidney Verba. Designing Social Inquiry: Scientific Inference in Qualitative Research. New Jersey: Princeton University Press.
MLA način citiranja (9. izdanje)King, Gary, et al. Designing Social Inquiry: Scientific Inference in Qualitative Research. Princeton University Press.
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