Langeveld, Martin. "QR code: tool for journalists?." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 26 May. 2009. Web. 13 Mar. 2025.
APA
Langeveld, M. (2009, May. 26). QR code: tool for journalists?. Nieman Journalism Lab. Retrieved March 13, 2025, from https://www.niemanlab.org/2009/05/qr-code-tool-for-journalists/
Chicago
Langeveld, Martin. "QR code: tool for journalists?." Nieman Journalism Lab. Last modified May 26, 2009. Accessed March 13, 2025. https://www.niemanlab.org/2009/05/qr-code-tool-for-journalists/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2009/05/qr-code-tool-for-journalists/
| title = QR code: tool for journalists?
| last = Langeveld
| first = Martin
| work = [[Nieman Journalism Lab]]
| date = 26 May 2009
| accessdate = 13 March 2025
| ref = {{harvid|Langeveld|2009}}
}}
