1. Alschuler A.W. 2000 Law Without Values: The Life, Work and Legacy of Justice Holmes Chicago Univ of Chicago Press
2. Bragdon v. Abbott. 524 U.S. 624 1998
3. Buck v. Bell. 274 U.S. 200 1927
4. Centers for Disease Control. 2012 US Department of Health and Human Services, Unmarried Childbearing
5. The right to conscience;Dickens,2014