Columbia subject headings:
Harvard subject headings:
Dissertations, Academic--United States--Periodicals.
Education, Secondary--Periodicals.
High school principals--Periodicals.
School management and organization--Periodicals
Princeton subject headings:
Dissertations, Academic--United States--Periodicals.
Education, Secondary--Periodicals.
Education--Periodicals.
Periodicals.
School management and organization--Periodicals.
School superintendents and principals--Periodicals.