Langeveld, Martin. "NAA chief on Q4: “Velocity of ad decline is moderating”." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 25 Mar. 2010. Web. 18 Oct. 2024.
APA
Langeveld, M. (2010, Mar. 25). NAA chief on Q4: “Velocity of ad decline is moderating”. Nieman Journalism Lab. Retrieved October 18, 2024, from https://www.niemanlab.org/2010/03/naa-chief-on-q4-velocity-of-ad-decline-is-moderating/
Chicago
Langeveld, Martin. "NAA chief on Q4: “Velocity of ad decline is moderating”." Nieman Journalism Lab. Last modified March 25, 2010. Accessed October 18, 2024. https://www.niemanlab.org/2010/03/naa-chief-on-q4-velocity-of-ad-decline-is-moderating/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2010/03/naa-chief-on-q4-velocity-of-ad-decline-is-moderating/
| title = NAA chief on Q4: “Velocity of ad decline is moderating”
| last = Langeveld
| first = Martin
| work = [[Nieman Journalism Lab]]
| date = 25 March 2010
| accessdate = 18 October 2024
| ref = {{harvid|Langeveld|2010}}
}}
