Boso Àlex. King, Gary; Keohane, Robert; Verba, Sidney (1994). Designing Social Inquiry: Scientific Inference in Qualitative Research. PapRevSoc [Internet]. 1 de abril de 2006 [citado 30 de abril de 2025];80:302. Disponible en: https://papers.uab.cat/article/view/v80-boso