Bibliografia
Principal
- Greener, S. (2008) Business Research Methods. Ventus Publishing ApS
- Bryman, A. and Bell, E. (2011) Business Research Methods (3rd Ed.). New York: Oxford University Press.
- Saunders, M., Lewis, P. and Thornhill, A. (2016) Research methods for business students (7th Ed.). Harlow: Pearson Education Limited.