EMMEL, N. (2013). Sampling and choosing cases in qualitative research a realist approach. Sage.
Chicago-viite (17. p.)EMMEL, Nick. Sampling and Choosing Cases in Qualitative Research a Realist Approach. Sage, 2013.
MLA-viite (8. p.)EMMEL, Nick. Sampling and Choosing Cases in Qualitative Research a Realist Approach. Sage, 2013.
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