American Sociological Association
http://www.asanet.org

U.S. Census Bureau
http://www.census.gov

Demographics and Family Composition - Archives
http://www.ed.gov/pubs/YouthIndicators/Demographics.html

Queens College – Sociology Program
http://www.soc.qc.edu/

American Society of Criminology
http://www.critcrim.org/

Journal of World-Systems Research
http://jwsr.ucr.edu/index.php

Population Research Institute
http://www.pop.psu.edu/