Sharp, H. (2019). Interaction Design (5th.). Wiley.
Chicago-čujuhus (17. p.)Sharp, Helen. Interaction Design. 5th. Canada: Wiley, 2019.
MLA-čujuhus (9. p.)Sharp, Helen. Interaction Design. 5th. Wiley, 2019.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.