Seward, Zachary M.. "How The Huffington Post uses real-time testing to write better headlines." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 14 Oct. 2009. Web. 28 Sep. 2023.
APA
Seward, Z. (2009, Oct. 14). How The Huffington Post uses real-time testing to write better headlines. Nieman Journalism Lab. Retrieved September 28, 2023, from https://www.niemanlab.org/2009/10/how-the-huffington-post-uses-real-time-testing-to-write-better-headlines/
Chicago
Seward, Zachary M.. "How The Huffington Post uses real-time testing to write better headlines." Nieman Journalism Lab. Last modified October 14, 2009. Accessed September 28, 2023. https://www.niemanlab.org/2009/10/how-the-huffington-post-uses-real-time-testing-to-write-better-headlines/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2009/10/how-the-huffington-post-uses-real-time-testing-to-write-better-headlines/
| title = How The Huffington Post uses real-time testing to write better headlines
| last = Seward
| first = Zachary M.
| work = [[Nieman Journalism Lab]]
| date = 14 October 2009
| accessdate = 28 September 2023
| ref = {{harvid|Seward|2009}}
}}