Beckett, Lois. "Ad Progress: Liberal sites plan an ad network without the middleman." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 22 Jul. 2009. Web. 20 Apr. 2021.
APA
Beckett, L. (2009, Jul. 22). Ad Progress: Liberal sites plan an ad network without the middleman. Nieman Journalism Lab. Retrieved April 20, 2021, from https://www.niemanlab.org/2009/07/ad-progress-liberal-sites-plan-an-ad-network-without-the-middleman/
Chicago
Beckett, Lois. "Ad Progress: Liberal sites plan an ad network without the middleman." Nieman Journalism Lab. Last modified July 22, 2009. Accessed April 20, 2021. https://www.niemanlab.org/2009/07/ad-progress-liberal-sites-plan-an-ad-network-without-the-middleman/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2009/07/ad-progress-liberal-sites-plan-an-ad-network-without-the-middleman/
| title = Ad Progress: Liberal sites plan an ad network without the middleman
| last = Beckett
| first = Lois
| work = [[Nieman Journalism Lab]]
| date = 22 July 2009
| accessdate = 20 April 2021
| ref = {{harvid|Beckett|2009}}
}}
