Helsper, E. J. Inequalities in digital literacy: Definitions, measurements, explanations and policy implications.
Chicago-referens (17:e uppl.)Helsper, Ellen Johanna. Inequalities in Digital Literacy: Definitions, Measurements, Explanations and Policy Implications.
MLA-referens (9:e uppl.)Helsper, Ellen Johanna. Inequalities in Digital Literacy: Definitions, Measurements, Explanations and Policy Implications.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.