Columbia subject headings:
Homicide--United States--Congresses.
Juvenile delinquency--United States--Prevention--Congresses.
Violent crimes--United States--Congresses.
Harvard subject headings:
Homicide--Research--United States--Congresses.
Homicide--United States--Prevention--Congresses.
Juvenile delinquency--United States--Prevention--Congresses.
Violent crimes--Research--United States--Congresses.
Violent crimes--United States--Prevention--Congresses.
Princeton subject headings:
Homicide--Research--United States--Congresses.
Homicide--United States--Prevention--Congresses.
Juvenile delinquency--United States--Prevention--Congresses.
Violent crimes--Research--United States--Congresses.
Violent crimes--United States--Prevention--Congresses.