Mumford, S D, and E Kessel. “Role of Abortion in Control of Global Population Growth.” Clinics in Obstetrics and Gynecology, U.S. National Library of Medicine, Mar. 1986, www.ncbi.nlm.nih.gov/pubmed/3709011 (Links to an external site.)Links to an external site..  

“About NAF.” National Abortion Federation, NAF, prochoice.org/about-naf/. 

“About the Pro-Life Action League.” Pro-Life Action League, Pro-Life Action League, prolifeaction.org/about/. 

“History of Abortion – ProCon.org.” ProCon.org, ProCon.org, 9 Nov. 2018, abortion.procon.org/history-of-abortion/. 

Gallup, Inc. “Abortion.” Gallup.com, Gallup News, 2018, news.gallup.com/poll/1576/abortion.aspx. 

“Cases – Abortions and Contraceptives.” {{Meta.siteName}}, www.oyez.org/issues/423. 

Holland, Jennifer L. “Abolishing Abortion: The History of Pro-Life Movement in America.” The American Historian, tah.oah.org/november-2016/abolishing-abortion-the-history-of-the-pro-life-movement-in-america/. 

“Pro-Life Future.” Students for Life, Students for Life of America, studentsforlife.org/prolifefuture. 

Kilgore, Ed. “America’s Views on Abortion Are Undergoing a Generational Shift.” Intelligencer, New York Magazine, 17 Apr. 2018, nymag.com/intelligencer/2018/04/young-americans-are-becoming-much-more-liberal-on-abortion.html.