Sources
1. United States Census Bureau. (2021, March 21). National Single Parent Day: March 21, 2021. https://www.census.gov/newsroom/stories/single-parent-day.html
2. Livingston, G. (2018, April 25). The changing profile of unmarried parents. Pew Research Center. https://www.pewresearch.org/social-trends/2018/04/25/the-changing-profile-of-unmarried-parents/
3. Statista Research Department. (2021, September 3). Number of children living with a single mother or a single father in the U.S. from 1970 to 2020. https://www.statista.com/statistics/252847/number-of-children-living-with-a-single-mother-or-single-father/