Maas, David. "In Germany, focusing on this metric let a newspaper increase reader loyalty (and subscribers too)." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 12 Nov. 2019. Web. 8 Aug. 2020.
APA
Maas, D. (2019, Nov. 12). In Germany, focusing on this metric let a newspaper increase reader loyalty (and subscribers too). Nieman Journalism Lab. Retrieved August 8, 2020, from https://www.niemanlab.org/2019/11/in-germany-focusing-on-this-metric-let-a-newspaper-increase-reader-loyalty-and-subscribers-too/
Chicago
Maas, David. "In Germany, focusing on this metric let a newspaper increase reader loyalty (and subscribers too)." Nieman Journalism Lab. Last modified November 12, 2019. Accessed August 8, 2020. https://www.niemanlab.org/2019/11/in-germany-focusing-on-this-metric-let-a-newspaper-increase-reader-loyalty-and-subscribers-too/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2019/11/in-germany-focusing-on-this-metric-let-a-newspaper-increase-reader-loyalty-and-subscribers-too/
| title = In Germany, focusing on this metric let a newspaper increase reader loyalty (and subscribers too)
| last = Maas
| first = David
| work = [[Nieman Journalism Lab]]
| date = 12 November 2019
| accessdate = 8 August 2020
| ref = {{harvid|Maas|2019}}
}}
