Sociology books are in the H section.
HA - Statistics
HM - Sociology
HN - Social History and Conditions. Social Problems. Social Reform
HQ - The Family. Marriage. Women
HT - Communities. Classes. Races
HV - Social Pathology. Social and Public Welfare. Criminology
HX - Socialism. Communism. Anarchism
These books can be found on the 2nd floor. At top of stairs, turn right and go past study rooms. At book stacks turn right and follow call numbers to the H section.
AIDS, sex, and culture : global politics and survival in southern Africa by 
Superfreakonomics : global cooling, patriotic prostitutes, and why suicide bombers should buy life insurance by class system, racial issues, culture, domestic violence, marriage, divorce, family, feral children, gender issues, child abuse, human rights, educational sociology, public welfare, community, social reform