Tummons, J. (2011). Assessing learning in the lifelong learning sector (3rd ed.). Learning Matters.
Chicago-referens (17:e uppl.)Tummons, Jonathan. Assessing Learning in the Lifelong Learning Sector. 3rd ed. Exter: Learning Matters, 2011.
MLA-referens (9:e uppl.)Tummons, Jonathan. Assessing Learning in the Lifelong Learning Sector. 3rd ed. Learning Matters, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.