Bibliografia
Principal
- Saunders, M., Lewis, P., Thornhill, A. (2009) Research Methods for Business Students ISBN: 9781292016627
- Yin R. K. (2018) Case Study Research and Applications: Design and Methods isbn 978-1-5063-3616-9
- Miles, M. B., Huberman, A. M., & Saldaña, J. (2018) Qualitative data analysis: A methods sourcebook isbn 978-1-5063-5307-4