Stray, Jonathan. "Who should see what when? Three principles for personalized news." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 25 Jul. 2012. Web. 21 May. 2022.
APA
Stray, J. (2012, Jul. 25). Who should see what when? Three principles for personalized news. Nieman Journalism Lab. Retrieved May 21, 2022, from https://www.niemanlab.org/2012/07/who-should-see-what-when-three-principles-for-personalized-news/
Chicago
Stray, Jonathan. "Who should see what when? Three principles for personalized news." Nieman Journalism Lab. Last modified July 25, 2012. Accessed May 21, 2022. https://www.niemanlab.org/2012/07/who-should-see-what-when-three-principles-for-personalized-news/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2012/07/who-should-see-what-when-three-principles-for-personalized-news/
| title = Who should see what when? Three principles for personalized news
| last = Stray
| first = Jonathan
| work = [[Nieman Journalism Lab]]
| date = 25 July 2012
| accessdate = 21 May 2022
| ref = {{harvid|Stray|2012}}
}}
