Langeveld, Martin. "Has newspaper advertising reached rock bottom? Probably not.." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 22 Sep. 2009. Web. 15 Aug. 2022.
APA
Langeveld, M. (2009, Sep. 22). Has newspaper advertising reached rock bottom? Probably not.. Nieman Journalism Lab. Retrieved August 15, 2022, from https://www.niemanlab.org/2009/09/has-newspaper-advertising-reached-rock-bottom-probably-not/
Chicago
Langeveld, Martin. "Has newspaper advertising reached rock bottom? Probably not.." Nieman Journalism Lab. Last modified September 22, 2009. Accessed August 15, 2022. https://www.niemanlab.org/2009/09/has-newspaper-advertising-reached-rock-bottom-probably-not/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2009/09/has-newspaper-advertising-reached-rock-bottom-probably-not/
| title = Has newspaper advertising reached rock bottom? Probably not.
| last = Langeveld
| first = Martin
| work = [[Nieman Journalism Lab]]
| date = 22 September 2009
| accessdate = 15 August 2022
| ref = {{harvid|Langeveld|2009}}
}}
