Tobey, D. D., & McGoldrick, B. (2016). Needs assessment basics (2nd edition.). ATD Press.
Citazione stile Chigago Style (17a edizione)Tobey, Deborah D., e Beth McGoldrick. Needs Assessment Basics. 2nd edition. Alexandria, VA: ATD Press, 2016.
Citatione MLA (9a ed.)Tobey, Deborah D., e Beth McGoldrick. Needs Assessment Basics. 2nd edition. ATD Press, 2016.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.