Columbia subject headings:
Dissertations, Academic--United States--Bibliography.
Libraries--United States--History--Bibliography.
Library science--Bibliography.
Harvard subject headings:
Dissertations, Academic--United States--Bibliography.
Libraries--United States--History--Bibliography.
Library science--Bibliography
Library science--United States--Bibliography
Princeton subject headings:
Dissertations, Academic--United States--Bibliography.
Libraries--United States--History--Bibliography.
Library science--Bibliography.