Ittersum, D. (2008). Computing Attachments: Engelbart’s Controversial Writing Technology (1–). Elsevier Science. https://doi.org/10.1016/J.COMPCOM.2007.12.001
Ittersum, Derek. 2008. “Computing Attachments: Engelbart’s Controversial Writing Technology”. Elsevier Science. https://doi.org/10.1016/J.COMPCOM.2007.12.001.
Ittersum, Derek. Computing Attachments: Engelbart’s Controversial Writing Technology. Elsevier Science, 1 Jan. 2008, https://doi.org/10.1016/J.COMPCOM.2007.12.001.