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. 18 Oct. 2019.
APA
Seward, Z. (2009, Oct. 14). How The Huffington Post uses real-time testing to write better headlines. Nieman Journalism Lab. Retrieved October 18, 2019, 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 October 18, 2019. 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 = 18 October 2019
| ref = {{harvid|Seward|2009}}
}}
