Seward, Zachary M.. "How a CNN user propelled the network into Twitter’s top slot — or why CNN headlines are so short." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 16 Apr. 2009. Web. 9 Dec. 2019.
APA
Seward, Z. (2009, Apr. 16). How a CNN user propelled the network into Twitter’s top slot — or why CNN headlines are so short. Nieman Journalism Lab. Retrieved December 9, 2019, from https://www.niemanlab.org/2009/04/how-a-cnn-user-propelled-the-network-into-twitters-top-slot-or-why-cnn-headlines-are-so-short/
Chicago
Seward, Zachary M.. "How a CNN user propelled the network into Twitter’s top slot — or why CNN headlines are so short." Nieman Journalism Lab. Last modified April 16, 2009. Accessed December 9, 2019. https://www.niemanlab.org/2009/04/how-a-cnn-user-propelled-the-network-into-twitters-top-slot-or-why-cnn-headlines-are-so-short/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2009/04/how-a-cnn-user-propelled-the-network-into-twitters-top-slot-or-why-cnn-headlines-are-so-short/
| title = How a CNN user propelled the network into Twitter’s top slot — or why CNN headlines are so short
| last = Seward
| first = Zachary M.
| work = [[Nieman Journalism Lab]]
| date = 16 April 2009
| accessdate = 9 December 2019
| ref = {{harvid|Seward|2009}}
}}