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. 4 Aug. 2020.
APA
Stray, J. (2012, Jul. 25). Who should see what when? Three principles for personalized news. Nieman Journalism Lab. Retrieved August 4, 2020, 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 August 4, 2020. 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 = 4 August 2020
| ref = {{harvid|Stray|2012}}
}}
