Langeveld, Martin. "Wolfram Alpha and other ways to enhance database journalism." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 11 May. 2009. Web. 25 Apr. 2024.
APA
Langeveld, M. (2009, May. 11). Wolfram Alpha and other ways to enhance database journalism. Nieman Journalism Lab. Retrieved April 25, 2024, from https://www.niemanlab.org/2009/05/wolfram-alpha-other-ways-enhance-database-journalism/
Chicago
Langeveld, Martin. "Wolfram Alpha and other ways to enhance database journalism." Nieman Journalism Lab. Last modified May 11, 2009. Accessed April 25, 2024. https://www.niemanlab.org/2009/05/wolfram-alpha-other-ways-enhance-database-journalism/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2009/05/wolfram-alpha-other-ways-enhance-database-journalism/
| title = Wolfram Alpha and other ways to enhance database journalism
| last = Langeveld
| first = Martin
| work = [[Nieman Journalism Lab]]
| date = 11 May 2009
| accessdate = 25 April 2024
| ref = {{harvid|Langeveld|2009}}
}}
