Schmidt, Christine. "Facebook roadblocks ProPublica’s ad transparency tool (gee, what a good time for a safe harbor)." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 31 Jan. 2019. Web. 28 Sep. 2023.
APA
Schmidt, C. (2019, Jan. 31). Facebook roadblocks ProPublica’s ad transparency tool (gee, what a good time for a safe harbor). Nieman Journalism Lab. Retrieved September 28, 2023, from https://www.niemanlab.org/2019/01/facebook-roadblocks-propublicas-ad-transparency-tool-gee-what-a-good-time-for-a-safe-harbor/
Chicago
Schmidt, Christine. "Facebook roadblocks ProPublica’s ad transparency tool (gee, what a good time for a safe harbor)." Nieman Journalism Lab. Last modified January 31, 2019. Accessed September 28, 2023. https://www.niemanlab.org/2019/01/facebook-roadblocks-propublicas-ad-transparency-tool-gee-what-a-good-time-for-a-safe-harbor/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/2019/01/facebook-roadblocks-propublicas-ad-transparency-tool-gee-what-a-good-time-for-a-safe-harbor/
| title = Facebook roadblocks ProPublica’s ad transparency tool (gee, what a good time for a safe harbor)
| last = Schmidt
| first = Christine
| work = [[Nieman Journalism Lab]]
| date = 31 January 2019
| accessdate = 28 September 2023
| ref = {{harvid|Schmidt|2019}}
}}
