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. 27 Feb. 2020.
APA
Seward, Z. (2009, Oct. 14). How The Huffington Post uses real-time testing to write better headlines. Nieman Journalism Lab. Retrieved February 27, 2020, 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 February 27, 2020. 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 = 27 February 2020
| ref = {{harvid|Seward|2009}}
}}
