Espinoza, F., Roure, D., Hamfors, O., Hinz, L., Holmberg, J., Jansson, C., . . . Streitz, N. (2007). Intrusiveness Management for Focused, Efficient, and Enjoyable Activities. Springer.
Chicago-referens (17:e uppl.)Espinoza, F., et al. Intrusiveness Management for Focused, Efficient, and Enjoyable Activities. Springer, 2007.
MLA-referens (9:e uppl.)Espinoza, F., et al. Intrusiveness Management for Focused, Efficient, and Enjoyable Activities. Springer, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.