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  1. 1

    Research design qualitative, quantitative, and mixed methods approaches per Creswell, John W., Creswell, J. David

    Publicat 2018
    Llibre

    Research design qualitative, quantitative, and mixed methods approaches
  2. 2

    The art of case study research per Stake, Robert E.

    Publicat 1995
    Llibre

    The art of case study research
  3. 3

    Methods of social research per Bailey, Kenneth D.

    Publicat 1994
    Llibre

    Methods of social research

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