Columbia subject headings:
Families--United States--Statistics.
Homicide--United States--Statistics.
Murder--United States--Statistics.
Harvard subject headings:
Families--United States--Statistics.
Homicide--United States--Statistics.
Murder--United States--Statistics.
Princeton subject headings:
Families--United States--Statistics.
Homicide--United States--Statistics.
Murder--United States--Statistics.
Statistics.