, . "The Washington Post wanted to tally slaveholders who once served in Congress. Readers stepped up to help.." Nieman Journalism Lab. Nieman Foundation for Journalism at Harvard, 15 Feb. 2022. Web. 29 Apr. 2024.
APA
, . (2022, Feb. 15). The Washington Post wanted to tally slaveholders who once served in Congress. Readers stepped up to help.. Nieman Journalism Lab. Retrieved April 29, 2024, from https://www.niemanlab.org/reading/the-washington-post-wanted-to-tally-slaveholders-who-once-served-in-congress-readers-stepped-up-to-help/
Chicago
, . "The Washington Post wanted to tally slaveholders who once served in Congress. Readers stepped up to help.." Nieman Journalism Lab. Last modified February 15, 2022. Accessed April 29, 2024. https://www.niemanlab.org/reading/the-washington-post-wanted-to-tally-slaveholders-who-once-served-in-congress-readers-stepped-up-to-help/.
Wikipedia
{{cite web
| url = https://www.niemanlab.org/reading/the-washington-post-wanted-to-tally-slaveholders-who-once-served-in-congress-readers-stepped-up-to-help/
| title = The Washington Post wanted to tally slaveholders who once served in Congress. Readers stepped up to help.
| last =
| first =
| work = [[Nieman Journalism Lab]]
| date = 15 February 2022
| accessdate = 29 April 2024
| ref = {{harvid||2022}}
}}