Weinrich, James D. 1978. «Nonreproduction, Homosexuality, Transsexualism, and Intelligence: A Systematic Literature Search», Journal of Homosexuality,
Vol. 3 (3), Spring, 275-289.Weiss, Rick. 2002. «Free to Be Me: Would-Be Cloners Pushing the Debate», Washington Post,
May 12, Al, A10.Wetzstein, Cheryl. 2001. «Unwed mothers set a record for births: 33% of infants born out of wedlock», Washington Times,
April 18, Al.Weyl, Nathaniel & Possony, Stefan. 1963. The Geography of the Intellect.
Chicago.Weyl, Nathaniel. 1967. «Aristocide as a Force in History», Intercollegiate Review,
June 1967, 237—245. Willing, Richard. 2001. «Human Cloning Banned by House», USA Today,
August 1, http://www.dnacenter.com/geneticnews.html. Wright, Lawrence. 1997. Twins and What They Tell Us About Who We Are, New York. Wright, William. 1998. Born That Way: Genes, Behavior, Personality.
New York. Yax, Laura K. 2000. «Statistical Brief: Mothers Who Receive AFDC Payments», U.S. Census Bureau, September 13, WWW. Zoll, Rachel. 2002. «Jewish population in U.S. declining: Median age up 4 years, survey finds», Washington Times, October 9, A2.