Columbia subject headings:
Education, Elementary--Parent participation--United States--Statistics.
Educational surveys--United States.
Home and school--United States--Statistics.
Public schools--United States--Statistics.
Harvard subject headings:
Education, Elementary--Parent participation--United States--Statistics.
Educational surveys--United States.
Home and school--United States--Statistics.
Public schools--United States--Statistics
Princeton subject headings:
Education, Elementary--Parent participation--United States--Statistics.
Educational surveys--United States.
Home and school--United States--Statistics.
Public schools--United States--Statistics.
Statistics.