1) S. Boyd, "Give us liberty: The approval of RU-486 isn't about morals, it's about options," Salon.com at: http://www.salon.com/mwt/feature
2) Michael Kinsley, ESSAY: The New Politics of Abortion., Time, 07-17-1989, pp 96
3) Nancy E. Roman, Abortion: Still a Key Issue. Vol. 11, The World & I, S04-01-1996, pp. 88.
4) Selmer Bringsjord, Abortion -- A dialogue, Hackket Publishing Company, 1997