Columbia subject headings:
Children's libraries--Congresses.
Libraries--Space utilization--Congresses.
Library architecture--Congresses.
Library buildings--Design and construction--Congresses.
Young adults' libraries--Congresses.
Harvard subject headings:
Children's libraries--Congresses.
Libraries--Space utilization--Congresses.
Library architecture--Congresses.
Library buildings--Design and construction--Congresses.
Young adults' libraries--Congresses.
Princeton subject headings: