Columbia subject headings:
Harvard subject headings:
Information policy--United States--Congresses.
Information science--United States--Congresses.
Information services--United States--Congresses.
Libraries and state--United States--Congresses.
Library science--United States--Aims and objectives--Congresses.
Library science--United States--Congresses.
Princeton subject headings:
Information policy--United States--Congresses.
Information science--United States--Congresses.
Libraries and state--United States--Congresses.
Library science--United States--Congresses.