Columbia subject headings:
Education, Elementary--United States--Case studies.
Education, Rural--United States--Case studies.
School environment--Case studies.
Harvard subject headings:
Education, Elementary--United States--Case studies.
Education, Rural--United States--Case studies.
Elementary school environment--Case studies.
School environment--Case studies.
Princeton subject headings:
Education, Elementary--United States--Case studies.
Education, Rural--United States--Case studies.
School environment--Case studies.