Columbia subject headings:
National Cooperative Education Statistics System (U.S.)
School violence--United States--Statistical methods.
Students--Crimes against--United States--Statistical methods.
Harvard subject headings:
National Cooperative Education Statistics System (U.S.)
School violence--United States--Statistical methods.
Students--Crimes against--United States--Statistical methods.
Princeton subject headings:
National Cooperative Education Statistics System (U.S.)
School violence--United States--Statistical methods.
Students--Crimes against--United States--Statistical methods.