[1] Sarstedt, M., and Mooi, E., (2019) A Concise Guide to Market Research: Process, Data, and Methods using IBM SPSS Statistics, 3rd ed., Berlin: Springer Verlag GmbH. https://doi.org/10.1007/978-3-662-56707-4
[2] Veal, Anthony James, (2018). Research methods for leisure and tourism. Pearson UK, 5th Ed., 2018. ISBN: 1292115297, 9781292115290
[3] Hair, J. F., Black, W. C., Babin, B. J., Anderson, R. E., & Tatham, R. (2019). Multivariate data analysis. Cengage. Hampshire, United Kingdom. ISBN: 1473756545, 9781473756540:
Secundária
[1] Field, A. (2024). Discovering Statistics Using IBM SPSS Statistics, 6th ed., SAGE, 2024. ISBN: 9781526445780
[2] Dwyer, L., Gill, A., Seetaram, N. (2012), Handbook of Research Methods in Tourism, Edward Elgar. ISBN: 978 1 78195 595 6. eBook for individuals 978 1 78100 129 5: